1372287953 has 2 divisors, whose sum is σ = 1372287954. Its totient is φ = 1372287952.

The previous prime is 1372287949. The next prime is 1372287967. The reversal of 1372287953 is 3597822731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1330206784 + 42081169 = 36472^2 + 6487^2 .

It is an emirp because it is prime and its reverse (3597822731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1372287953 - 2² = 1372287949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1372287898 and 1372287907.

It is not a weakly prime, because it can be changed into another prime (1372287913) 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, 686143976 + 686143977.

It is an arithmetic number, because the mean of its divisors is an integer number (686143977).

Almost surely, 2^1372287953 is an apocalyptic number.

It is an amenable number.

1372287953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372287953 is an equidigital number, since it uses as much as digits as its factorization.

1372287953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 47.

The square root of 1372287953 is about 37044.4051511156. The cubic root of 1372287953 is about 1111.2584685071.

The spelling of 1372287953 in words is "one billion, three hundred seventy-two million, two hundred eighty-seven thousand, nine hundred fifty-three".