2531051 has 6 divisors (see below), whose sum is σ = 2568852. Its totient is φ = 2493660.

The previous prime is 2531027. The next prime is 2531069. The reversal of 2531051 is 1501352.

It is not a de Polignac number, because 2531051 - 2⁶ = 2530987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2531951) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18140 + ... + 18278.

It is an arithmetic number, because the mean of its divisors is an integer number (428142).

2^2531051 is an apocalyptic number.

2531051 is a deficient number, since it is larger than the sum of its proper divisors (37801).

2531051 is an equidigital number, since it uses as much as digits as its factorization.

2531051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 270 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 2531051 is about 1590.9277167741. The cubic root of 2531051 is about 136.2804729417.

The spelling of 2531051 in words is "two million, five hundred thirty-one thousand, fifty-one".