1370915947 has 2 divisors, whose sum is σ = 1370915948. Its totient is φ = 1370915946.

The previous prime is 1370915941. The next prime is 1370915951. The reversal of 1370915947 is 7495190731.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1370915947 - 2³ = 1370915939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1370915897 and 1370915906.

It is not a weakly prime, because it can be changed into another prime (1370915941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685457973 + 685457974.

It is an arithmetic number, because the mean of its divisors is an integer number (685457974).

Almost surely, 2^1370915947 is an apocalyptic number.

1370915947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1370915947 is an equidigital number, since it uses as much as digits as its factorization.

1370915947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 238140, while the sum is 46.

The square root of 1370915947 is about 37025.8821231851. The cubic root of 1370915947 is about 1110.8880016337. Note that the first 3 decimals are identical.

The spelling of 1370915947 in words is "one billion, three hundred seventy million, nine hundred fifteen thousand, nine hundred forty-seven".