1097273579 has 12 divisors (see below), whose sum is σ = 1162668744. Its totient is φ = 1035389952.

The previous prime is 1097273549. The next prime is 1097273587. The reversal of 1097273579 is 9753727901.

It is not a de Polignac number, because 1097273579 - 2⁸ = 1097273323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1097273549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86864 + ... + 98690.

It is an arithmetic number, because the mean of its divisors is an integer number (96889062).

Almost surely, 2^1097273579 is an apocalyptic number.

1097273579 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1097273579 is a deficient number, since it is larger than the sum of its proper divisors (65395165).

1097273579 is a wasteful number, since it uses less digits than its factorization.

1097273579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12122 (or 12103 counting only the distinct ones).

The product of its (nonzero) digits is 833490, while the sum is 50.

The square root of 1097273579 is about 33125.1200601598. The cubic root of 1097273579 is about 1031.4265522319.

The spelling of 1097273579 in words is "one billion, ninety-seven million, two hundred seventy-three thousand, five hundred seventy-nine".