1103553955 has 16 divisors (see below), whose sum is σ = 1518326784. Its totient is φ = 754282080.

The previous prime is 1103553931. The next prime is 1103553959. The reversal of 1103553955 is 5593553011.

It is not a de Polignac number, because 1103553955 - 2¹⁷ = 1103422883 is a prime.

It is a super-2 number, since 2×1103553955² = 2435662663192284050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103553959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39807 + ... + 61576.

It is an arithmetic number, because the mean of its divisors is an integer number (94895424).

Almost surely, 2^1103553955 is an apocalyptic number.

1103553955 is a deficient number, since it is larger than the sum of its proper divisors (414772829).

1103553955 is a wasteful number, since it uses less digits than its factorization.

1103553955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101706.

The product of its (nonzero) digits is 50625, while the sum is 37.

The square root of 1103553955 is about 33219.7825850802. The cubic root of 1103553955 is about 1033.3906406534.

The spelling of 1103553955 in words is "one billion, one hundred three million, five hundred fifty-three thousand, nine hundred fifty-five".