1372425247 has 2 divisors, whose sum is σ = 1372425248. Its totient is φ = 1372425246.

The previous prime is 1372425199. The next prime is 1372425277. The reversal of 1372425247 is 7425242731.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1372425247 is a prime.

It is a super-2 number, since 2×1372425247² = 3767102117206022018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1372425277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686212623 + 686212624.

It is an arithmetic number, because the mean of its divisors is an integer number (686212624).

Almost surely, 2^1372425247 is an apocalyptic number.

1372425247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372425247 is an equidigital number, since it uses as much as digits as its factorization.

1372425247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 37.

The square root of 1372425247 is about 37046.2582051143. The cubic root of 1372425247 is about 1111.2955268208.

Adding to 1372425247 its reverse (7425242731), we get a palindrome (8797667978).

The spelling of 1372425247 in words is "one billion, three hundred seventy-two million, four hundred twenty-five thousand, two hundred forty-seven".