2503453157 has 2 divisors, whose sum is σ = 2503453158. Its totient is φ = 2503453156.

The previous prime is 2503453123. The next prime is 2503453171. The reversal of 2503453157 is 7513543052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2468003041 + 35450116 = 49679^2 + 5954^2 .

It is a cyclic number.

It is not a de Polignac number, because 2503453157 - 2³⁰ = 1429711333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2503453657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1251726578 + 1251726579.

It is an arithmetic number, because the mean of its divisors is an integer number (1251726579).

Almost surely, 2^2503453157 is an apocalyptic number.

It is an amenable number.

2503453157 is a deficient number, since it is larger than the sum of its proper divisors (1).

2503453157 is an equidigital number, since it uses as much as digits as its factorization.

2503453157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63000, while the sum is 35.

The square root of 2503453157 is about 50034.5196539349. The cubic root of 2503453157 is about 1357.8334081531.

The spelling of 2503453157 in words is "two billion, five hundred three million, four hundred fifty-three thousand, one hundred fifty-seven".