2553751 has 2 divisors, whose sum is σ = 2553752. Its totient is φ = 2553750.

The previous prime is 2553739. The next prime is 2553781. The reversal of 2553751 is 1573552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2553751 - 2¹⁵ = 2520983 is a prime.

It is a Chen prime.

2553751 is a lucky number.

It is equal to p₁₈₆₇₁₅ and since 2553751 and 186715 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2553701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276875 + 1276876.

It is an arithmetic number, because the mean of its divisors is an integer number (1276876).

2^2553751 is an apocalyptic number.

2553751 is a deficient number, since it is larger than the sum of its proper divisors (1).

2553751 is an equidigital number, since it uses as much as digits as its factorization.

2553751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5250, while the sum is 28.

The square root of 2553751 is about 1598.0459943318. The cubic root of 2553751 is about 136.6866762955.

The spelling of 2553751 in words is "two million, five hundred fifty-three thousand, seven hundred fifty-one".