90005151 has 8 divisors (see below), whose sum is σ = 120726144. Its totient is φ = 59643800.

The previous prime is 90005137. The next prime is 90005173. The reversal of 90005151 is 15150009.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90005151 - 2⁶ = 90005087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90005101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89325 + ... + 90326.

It is an arithmetic number, because the mean of its divisors is an integer number (15090768).

Almost surely, 2^90005151 is an apocalyptic number.

90005151 is a deficient number, since it is larger than the sum of its proper divisors (30720993).

90005151 is a wasteful number, since it uses less digits than its factorization.

90005151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179821.

The product of its (nonzero) digits is 225, while the sum is 21.

The square root of 90005151 is about 9487.1044581579. The cubic root of 90005151 is about 448.1490240170.

The spelling of 90005151 in words is "ninety million, five thousand, one hundred fifty-one".