1377105402 has 8 divisors (see below), whose sum is σ = 2754210816. Its totient is φ = 459035132.

The previous prime is 1377105347. The next prime is 1377105403. The reversal of 1377105402 is 2045017731.

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

1377105402 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1377105402.

It is not an unprimeable number, because it can be changed into a prime (1377105403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114758778 + ... + 114758789.

It is an arithmetic number, because the mean of its divisors is an integer number (344276352).

Almost surely, 2^1377105402 is an apocalyptic number.

1377105402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1377105402 is a wasteful number, since it uses less digits than its factorization.

1377105402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229517572.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 1377105402 is about 37109.3708111577. The cubic root of 1377105402 is about 1112.5573161061.

The spelling of 1377105402 in words is "one billion, three hundred seventy-seven million, one hundred five thousand, four hundred two".