97555411 has 2 divisors, whose sum is σ = 97555412. Its totient is φ = 97555410.

The previous prime is 97555373. The next prime is 97555427. The reversal of 97555411 is 11455579.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97555411 - 2¹⁵ = 97522643 is a prime.

It is a super-4 number, since 4×97555411⁴ (a number of 33 digits) contains 4444 as substring.

It is a nialpdrome in base 10.

It is not a weakly prime, because it can be changed into another prime (97553411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48777705 + 48777706.

It is an arithmetic number, because the mean of its divisors is an integer number (48777706).

Almost surely, 2^97555411 is an apocalyptic number.

97555411 is a deficient number, since it is larger than the sum of its proper divisors (1).

97555411 is an equidigital number, since it uses as much as digits as its factorization.

97555411 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31500, while the sum is 37.

The square root of 97555411 is about 9877.0142755794. The cubic root of 97555411 is about 460.3453786131.

The spelling of 97555411 in words is "ninety-seven million, five hundred fifty-five thousand, four hundred eleven".