97434251 has 2 divisors, whose sum is σ = 97434252. Its totient is φ = 97434250.

The previous prime is 97434247. The next prime is 97434277. The reversal of 97434251 is 15243479.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97434251 - 2² = 97434247 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (97430251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48717125 + 48717126.

It is an arithmetic number, because the mean of its divisors is an integer number (48717126).

Almost surely, 2^97434251 is an apocalyptic number.

97434251 is a deficient number, since it is larger than the sum of its proper divisors (1).

97434251 is an equidigital number, since it uses as much as digits as its factorization.

97434251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 35.

The square root of 97434251 is about 9870.8789375617. The cubic root of 97434251 is about 460.1547226848.

The spelling of 97434251 in words is "ninety-seven million, four hundred thirty-four thousand, two hundred fifty-one".