90435151 has 2 divisors, whose sum is σ = 90435152. Its totient is φ = 90435150.

The previous prime is 90435131. The next prime is 90435157. The reversal of 90435151 is 15153409.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 90435151 - 2²¹ = 88337999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90435157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45217575 + 45217576.

It is an arithmetic number, because the mean of its divisors is an integer number (45217576).

Almost surely, 2^90435151 is an apocalyptic number.

90435151 is a deficient number, since it is larger than the sum of its proper divisors (1).

90435151 is an equidigital number, since it uses as much as digits as its factorization.

90435151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 90435151 is about 9509.7397966506. The cubic root of 90435151 is about 448.8615684606.

The spelling of 90435151 in words is "ninety million, four hundred thirty-five thousand, one hundred fifty-one".