901213042 has 8 divisors (see below), whose sum is σ = 1353607596. Its totient is φ = 450010512.

The previous prime is 901213037. The next prime is 901213057. The reversal of 901213042 is 240312109.

It can be written as a sum of positive squares in 2 ways, for example, as 812307001 + 88906041 = 28501^2 + 9429^2 .

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

It is an unprimeable number.

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, 296113 + ... + 299140.

Almost surely, 2^901213042 is an apocalyptic number.

901213042 is a deficient number, since it is larger than the sum of its proper divisors (452394554).

901213042 is a wasteful number, since it uses less digits than its factorization.

901213042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596012.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 901213042 is about 30020.2105588885. The cubic root of 901213042 is about 965.9229599339.

The spelling of 901213042 in words is "nine hundred one million, two hundred thirteen thousand, forty-two".