977323361 has 4 divisors (see below), whose sum is σ = 1116940992. Its totient is φ = 837705732.

The previous prime is 977323357. The next prime is 977323379. The reversal of 977323361 is 163323779.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 977323361 - 2² = 977323357 is a prime.

It is a super-3 number, since 3×977323361³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (977323331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69808805 + ... + 69808818.

It is an arithmetic number, because the mean of its divisors is an integer number (279235248).

Almost surely, 2^977323361 is an apocalyptic number.

It is an amenable number.

977323361 is a deficient number, since it is larger than the sum of its proper divisors (139617631).

977323361 is a wasteful number, since it uses less digits than its factorization.

977323361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139617630.

The product of its digits is 142884, while the sum is 41.

The square root of 977323361 is about 31262.1714057101. The cubic root of 977323361 is about 992.3832527901.

The spelling of 977323361 in words is "nine hundred seventy-seven million, three hundred twenty-three thousand, three hundred sixty-one".