1372372747 has 2 divisors, whose sum is σ = 1372372748. Its totient is φ = 1372372746.

The previous prime is 1372372733. The next prime is 1372372751. The reversal of 1372372747 is 7472732731.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1372372747 is a prime.

It is not a weakly prime, because it can be changed into another prime (1372352747) 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, 686186373 + 686186374.

It is an arithmetic number, because the mean of its divisors is an integer number (686186374).

Almost surely, 2^1372372747 is an apocalyptic number.

1372372747 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372372747 is an equidigital number, since it uses as much as digits as its factorization.

1372372747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 345744, while the sum is 43.

The square root of 1372372747 is about 37045.5496247525. The cubic root of 1372372747 is about 1111.2813563443.

The spelling of 1372372747 in words is "one billion, three hundred seventy-two million, three hundred seventy-two thousand, seven hundred forty-seven".