3097948639 has 2 divisors, whose sum is σ = 3097948640. Its totient is φ = 3097948638.

The previous prime is 3097948603. The next prime is 3097948657. The reversal of 3097948639 is 9368497903.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3097948639 - 2⁹ = 3097948127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3097948939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1548974319 + 1548974320.

It is an arithmetic number, because the mean of its divisors is an integer number (1548974320).

Almost surely, 2^3097948639 is an apocalyptic number.

3097948639 is a deficient number, since it is larger than the sum of its proper divisors (1).

3097948639 is an equidigital number, since it uses as much as digits as its factorization.

3097948639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8817984, while the sum is 58.

The square root of 3097948639 is about 55659.2188141372. The cubic root of 3097948639 is about 1457.7780423925.

The spelling of 3097948639 in words is "three billion, ninety-seven million, nine hundred forty-eight thousand, six hundred thirty-nine".