1672507297 has 2 divisors, whose sum is σ = 1672507298. Its totient is φ = 1672507296.

The previous prime is 1672507289. The next prime is 1672507327. The reversal of 1672507297 is 7927052761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 978500961 + 694006336 = 31281^2 + 26344^2 .

It is a cyclic number.

It is not a de Polignac number, because 1672507297 - 2³ = 1672507289 is a prime.

It is not a weakly prime, because it can be changed into another prime (1672507597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836253648 + 836253649.

It is an arithmetic number, because the mean of its divisors is an integer number (836253649).

Almost surely, 2^1672507297 is an apocalyptic number.

It is an amenable number.

1672507297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672507297 is an equidigital number, since it uses as much as digits as its factorization.

1672507297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 370440, while the sum is 46.

The square root of 1672507297 is about 40896.2993069055. The cubic root of 1672507297 is about 1187.0144534186.

The spelling of 1672507297 in words is "one billion, six hundred seventy-two million, five hundred seven thousand, two hundred ninety-seven".