977467031 has 2 divisors, whose sum is σ = 977467032. Its totient is φ = 977467030.

The previous prime is 977467009. The next prime is 977467067. The reversal of 977467031 is 130764779.

It is a weak prime.

It is an emirp because it is prime and its reverse (130764779) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 977467031 - 2⁶ = 977466967 is a prime.

It is a super-2 number, since 2×977467031² = 1910883593383909922, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is equal to p_49759352 and since 977467031 and 49759352 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (977467081) 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 as a sum of consecutive naturals, namely, 488733515 + 488733516.

It is an arithmetic number, because the mean of its divisors is an integer number (488733516).

Almost surely, 2^977467031 is an apocalyptic number.

977467031 is a deficient number, since it is larger than the sum of its proper divisors (1).

977467031 is an equidigital number, since it uses as much as digits as its factorization.

977467031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 222264, while the sum is 44.

The square root of 977467031 is about 31264.4691463009. The cubic root of 977467031 is about 992.4318783599.

The spelling of 977467031 in words is "nine hundred seventy-seven million, four hundred sixty-seven thousand, thirty-one".