901532157 has 4 divisors (see below), whose sum is σ = 1202042880. Its totient is φ = 601021436.

The previous prime is 901532153. The next prime is 901532167. The reversal of 901532157 is 751235109.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 901532157 - 2² = 901532153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901532153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150255357 + ... + 150255362.

It is an arithmetic number, because the mean of its divisors is an integer number (300510720).

Almost surely, 2^901532157 is an apocalyptic number.

It is an amenable number.

901532157 is a deficient number, since it is larger than the sum of its proper divisors (300510723).

901532157 is a wasteful number, since it uses less digits than its factorization.

901532157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300510722.

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 901532157 is about 30025.5250911620. The cubic root of 901532157 is about 966.0369559652.

The spelling of 901532157 in words is "nine hundred one million, five hundred thirty-two thousand, one hundred fifty-seven".