97260551 has 2 divisors, whose sum is σ = 97260552. Its totient is φ = 97260550.

The previous prime is 97260533. The next prime is 97260593. The reversal of 97260551 is 15506279.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97260551 - 2¹⁰ = 97259527 is a prime.

It is a super-2 number, since 2×97260551² = 18919229561647202, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97260511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48630275 + 48630276.

It is an arithmetic number, because the mean of its divisors is an integer number (48630276).

Almost surely, 2^97260551 is an apocalyptic number.

97260551 is a deficient number, since it is larger than the sum of its proper divisors (1).

97260551 is an equidigital number, since it uses as much as digits as its factorization.

97260551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18900, while the sum is 35.

The square root of 97260551 is about 9862.0764040845. The cubic root of 97260551 is about 459.8811145197.

The spelling of 97260551 in words is "ninety-seven million, two hundred sixty thousand, five hundred fifty-one".