1322098957 has 2 divisors, whose sum is σ = 1322098958. Its totient is φ = 1322098956.

The previous prime is 1322098931. The next prime is 1322098991. The reversal of 1322098957 is 7598902231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1161037476 + 161061481 = 34074^2 + 12691^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322098957 - 2²⁷ = 1187881229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322098927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661049478 + 661049479.

It is an arithmetic number, because the mean of its divisors is an integer number (661049479).

Almost surely, 2^1322098957 is an apocalyptic number.

It is an amenable number.

1322098957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322098957 is an equidigital number, since it uses as much as digits as its factorization.

1322098957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 1322098957 is about 36360.6787202879. The cubic root of 1322098957 is about 1097.5424355611.

The spelling of 1322098957 in words is "one billion, three hundred twenty-two million, ninety-eight thousand, nine hundred fifty-seven".