104898557 has 2 divisors, whose sum is σ = 104898558. Its totient is φ = 104898556.

The previous prime is 104898529. The next prime is 104898583. The reversal of 104898557 is 755898401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104427961 + 470596 = 10219^2 + 686^2 .

It is a cyclic number.

It is not a de Polignac number, because 104898557 - 2⁸ = 104898301 is a prime.

It is a super-2 number, since 2×104898557² = 22007414521364498, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104898257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52449278 + 52449279.

It is an arithmetic number, because the mean of its divisors is an integer number (52449279).

Almost surely, 2^104898557 is an apocalyptic number.

It is an amenable number.

104898557 is a deficient number, since it is larger than the sum of its proper divisors (1).

104898557 is an equidigital number, since it uses as much as digits as its factorization.

104898557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 47.

The square root of 104898557 is about 10241.9996582699. Note that the first 3 decimals coincide. The cubic root of 104898557 is about 471.6174198619.

The spelling of 104898557 in words is "one hundred four million, eight hundred ninety-eight thousand, five hundred fifty-seven".