104990651 has 2 divisors, whose sum is σ = 104990652. Its totient is φ = 104990650.

The previous prime is 104990617. The next prime is 104990671. The reversal of 104990651 is 156099401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104990651 - 2¹⁴ = 104974267 is a prime.

It is a super-2 number, since 2×104990651² = 22046073594807602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (104990671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52495325 + 52495326.

It is an arithmetic number, because the mean of its divisors is an integer number (52495326).

Almost surely, 2^104990651 is an apocalyptic number.

104990651 is a deficient number, since it is larger than the sum of its proper divisors (1).

104990651 is an equidigital number, since it uses as much as digits as its factorization.

104990651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 104990651 is about 10246.4945713156. The cubic root of 104990651 is about 471.7553957999.

The spelling of 104990651 in words is "one hundred four million, nine hundred ninety thousand, six hundred fifty-one".