377861133 has 8 divisors (see below), whose sum is σ = 542569888. Its totient is φ = 232529904.

The previous prime is 377861129. The next prime is 377861137. The reversal of 377861133 is 331168773.

It is an interprime number because it is at equal distance from previous prime (377861129) and next prime (377861137).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 377861133 - 2² = 377861129 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 9688747 = 377861133 / (3 + 7 + 7 + 8 + 6 + 1 + 1 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 377861091 and 377861100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (377861137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4844335 + ... + 4844412.

It is an arithmetic number, because the mean of its divisors is an integer number (67821236).

Almost surely, 2^377861133 is an apocalyptic number.

It is an amenable number.

377861133 is a deficient number, since it is larger than the sum of its proper divisors (164708755).

377861133 is a wasteful number, since it uses less digits than its factorization.

377861133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9688763.

The product of its digits is 63504, while the sum is 39.

The square root of 377861133 is about 19438.6504932827. The cubic root of 377861133 is about 722.9541262845.

The spelling of 377861133 in words is "three hundred seventy-seven million, eight hundred sixty-one thousand, one hundred thirty-three".