5901491 has 4 divisors (see below), whose sum is σ = 5924712. Its totient is φ = 5878272.

The previous prime is 5901487. The next prime is 5901503. The reversal of 5901491 is 1941095.

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 5901491 - 2² = 5901487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5901421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11225 + ... + 11738.

It is an arithmetic number, because the mean of its divisors is an integer number (1481178).

Almost surely, 2^5901491 is an apocalyptic number.

5901491 is a deficient number, since it is larger than the sum of its proper divisors (23221).

5901491 is a wasteful number, since it uses less digits than its factorization.

5901491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23220.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 5901491 is about 2429.2984584032. The cubic root of 5901491 is about 180.7121070658.

The spelling of 5901491 in words is "five million, nine hundred one thousand, four hundred ninety-one".