2252431457 has 2 divisors, whose sum is σ = 2252431458. Its totient is φ = 2252431456.

The previous prime is 2252431411. The next prime is 2252431463. The reversal of 2252431457 is 7541342522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1908291856 + 344139601 = 43684^2 + 18551^2 .

It is a cyclic number.

It is not a de Polignac number, because 2252431457 - 2²² = 2248237153 is a prime.

It is not a weakly prime, because it can be changed into another prime (2252431157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1126215728 + 1126215729.

It is an arithmetic number, because the mean of its divisors is an integer number (1126215729).

Almost surely, 2^2252431457 is an apocalyptic number.

It is an amenable number.

2252431457 is a deficient number, since it is larger than the sum of its proper divisors (1).

2252431457 is an equidigital number, since it uses as much as digits as its factorization.

2252431457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67200, while the sum is 35.

The square root of 2252431457 is about 47459.7877892432. The cubic root of 2252431457 is about 1310.8425434756.

Adding to 2252431457 its reverse (7541342522), we get a palindrome (9793773979).

The spelling of 2252431457 in words is "two billion, two hundred fifty-two million, four hundred thirty-one thousand, four hundred fifty-seven".