2251501037 has 2 divisors, whose sum is σ = 2251501038. Its totient is φ = 2251501036.

The previous prime is 2251501009. The next prime is 2251501039. The reversal of 2251501037 is 7301051522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1696945636 + 554555401 = 41194^2 + 23549^2 .

It is a cyclic number.

It is not a de Polignac number, because 2251501037 - 2⁸ = 2251500781 is a prime.

It is a super-2 number, since 2×2251501037² = 10138513839224150738, which contains 22 as substring.

Together with 2251501039, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2251500997 and 2251501015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251501039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125750518 + 1125750519.

It is an arithmetic number, because the mean of its divisors is an integer number (1125750519).

Almost surely, 2^2251501037 is an apocalyptic number.

It is an amenable number.

2251501037 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251501037 is an equidigital number, since it uses as much as digits as its factorization.

2251501037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 2251501037 is about 47449.9845837699. The cubic root of 2251501037 is about 1310.6620271293.

Adding to 2251501037 its reverse (7301051522), we get a palindrome (9552552559).

The spelling of 2251501037 in words is "two billion, two hundred fifty-one million, five hundred one thousand, thirty-seven".