1103279611632 has 80 divisors (see below), whose sum is σ = 3109784806272. Its totient is φ = 334268847360.

The previous prime is 1103279611619. The next prime is 1103279611649. The reversal of 1103279611632 is 2361169723011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2897358 + ... + 3255954.

Almost surely, 2^{1103279611632} is an apocalyptic number.

1103279611632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1103279611632 is an abundant number, since it is smaller than the sum of its proper divisors (2006505194640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103279611632 is a wasteful number, since it uses less digits than its factorization.

1103279611632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364446 (or 364440 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 42.

The spelling of 1103279611632 in words is "one trillion, one hundred three billion, two hundred seventy-nine million, six hundred eleven thousand, six hundred thirty-two".