1097913154 has 8 divisors (see below), whose sum is σ = 1773552060. Its totient is φ = 506729136.

The previous prime is 1097913151. The next prime is 1097913203. The reversal of 1097913154 is 4513197901.

It can be written as a sum of positive squares in 2 ways, for example, as 1095279025 + 2634129 = 33095^2 + 1623^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1097913154³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1097913151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21113689 + ... + 21113740.

Almost surely, 2^1097913154 is an apocalyptic number.

1097913154 is a deficient number, since it is larger than the sum of its proper divisors (675638906).

1097913154 is a wasteful number, since it uses less digits than its factorization.

1097913154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42227444.

The product of its (nonzero) digits is 34020, while the sum is 40.

The square root of 1097913154 is about 33134.7725810816. The cubic root of 1097913154 is about 1031.6269114136.

The spelling of 1097913154 in words is "one billion, ninety-seven million, nine hundred thirteen thousand, one hundred fifty-four".