1297538096 has 10 divisors (see below), whose sum is σ = 2513980092. Its totient is φ = 648769040.

The previous prime is 1297538093. The next prime is 1297538119. The reversal of 1297538096 is 6908357921.

It is a super-2 number, since 2×1297538096² = 3367210221142610432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1297538093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40548050 + ... + 40548081.

Almost surely, 2^1297538096 is an apocalyptic number.

1297538096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1297538096 is a deficient number, since it is larger than the sum of its proper divisors (1216441996).

1297538096 is an equidigital number, since it uses as much as digits as its factorization.

1297538096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81096139 (or 81096133 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 1297538096 is about 36021.3561099523. The cubic root of 1297538096 is about 1090.7034978253.

The spelling of 1297538096 in words is "one billion, two hundred ninety-seven million, five hundred thirty-eight thousand, ninety-six".