104978507 has 2 divisors, whose sum is σ = 104978508. Its totient is φ = 104978506.

The previous prime is 104978479. The next prime is 104978537. The reversal of 104978507 is 705879401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104978507 - 2¹⁶ = 104912971 is a prime.

It is a super-2 number, since 2×104978507² = 22040973863898098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (104978537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52489253 + 52489254.

It is an arithmetic number, because the mean of its divisors is an integer number (52489254).

Almost surely, 2^104978507 is an apocalyptic number.

104978507 is a deficient number, since it is larger than the sum of its proper divisors (1).

104978507 is an equidigital number, since it uses as much as digits as its factorization.

104978507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 104978507 is about 10245.9019612721. The cubic root of 104978507 is about 471.7372061853.

The spelling of 104978507 in words is "one hundred four million, nine hundred seventy-eight thousand, five hundred seven".