104151551 has 4 divisors (see below), whose sum is σ = 119030352. Its totient is φ = 89272752.

The previous prime is 104151539. The next prime is 104151589. The reversal of 104151551 is 155151401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104151551 - 2¹⁴ = 104135167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104151251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7439390 + ... + 7439403.

It is an arithmetic number, because the mean of its divisors is an integer number (29757588).

Almost surely, 2^104151551 is an apocalyptic number.

104151551 is a deficient number, since it is larger than the sum of its proper divisors (14878801).

104151551 is an equidigital number, since it uses as much as digits as its factorization.

104151551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14878800.

The product of its (nonzero) digits is 500, while the sum is 23.

The square root of 104151551 is about 10205.4667213215. The cubic root of 104151551 is about 470.4952543205.

The spelling of 104151551 in words is "one hundred four million, one hundred fifty-one thousand, five hundred fifty-one".