377739493 has 2 divisors, whose sum is σ = 377739494. Its totient is φ = 377739492.

The previous prime is 377739491. The next prime is 377739499. The reversal of 377739493 is 394937773.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 305795169 + 71944324 = 17487^2 + 8482^2 .

It is a cyclic number.

It is not a de Polignac number, because 377739493 - 2¹ = 377739491 is a prime.

Together with 377739491, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 377739493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (377739491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188869746 + 188869747.

It is an arithmetic number, because the mean of its divisors is an integer number (188869747).

Almost surely, 2^377739493 is an apocalyptic number.

It is an amenable number.

377739493 is a deficient number, since it is larger than the sum of its proper divisors (1).

377739493 is an equidigital number, since it uses as much as digits as its factorization.

377739493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3000564, while the sum is 52.

The square root of 377739493 is about 19435.5214234144. The cubic root of 377739493 is about 722.8765408345.

The spelling of 377739493 in words is "three hundred seventy-seven million, seven hundred thirty-nine thousand, four hundred ninety-three".