97774007 has 2 divisors, whose sum is σ = 97774008. Its totient is φ = 97774006.

The previous prime is 97774003. The next prime is 97774013. The reversal of 97774007 is 70047779.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97774007 - 2² = 97774003 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97774003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48887003 + 48887004.

It is an arithmetic number, because the mean of its divisors is an integer number (48887004).

Almost surely, 2^97774007 is an apocalyptic number.

97774007 is a deficient number, since it is larger than the sum of its proper divisors (1).

97774007 is an equidigital number, since it uses as much as digits as its factorization.

97774007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86436, while the sum is 41.

The square root of 97774007 is about 9888.0739782831. The cubic root of 97774007 is about 460.6889597268.

The spelling of 97774007 in words is "ninety-seven million, seven hundred seventy-four thousand, seven".