1296437053 has 2 divisors, whose sum is σ = 1296437054. Its totient is φ = 1296437052.

The previous prime is 1296437029. The next prime is 1296437059. The reversal of 1296437053 is 3507346921.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1212293124 + 84143929 = 34818^2 + 9173^2 .

It is a cyclic number.

It is not a de Polignac number, because 1296437053 - 2²¹ = 1294339901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1296436997 and 1296437015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1296437059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 648218526 + 648218527.

It is an arithmetic number, because the mean of its divisors is an integer number (648218527).

Almost surely, 2^1296437053 is an apocalyptic number.

It is an amenable number.

1296437053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1296437053 is an equidigital number, since it uses as much as digits as its factorization.

1296437053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 1296437053 is about 36006.0696688767. The cubic root of 1296437053 is about 1090.3949002593.

The spelling of 1296437053 in words is "one billion, two hundred ninety-six million, four hundred thirty-seven thousand, fifty-three".