7201161155 has 16 divisors (see below), whose sum is σ = 9278587584. Its totient is φ = 5345679360.

The previous prime is 7201161137. The next prime is 7201161167. The reversal of 7201161155 is 5511611027.

It is not a de Polignac number, because 7201161155 - 2⁸ = 7201160899 is a prime.

It is a Duffinian 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, 590582 + ... + 602651.

It is an arithmetic number, because the mean of its divisors is an integer number (579911724).

Almost surely, 2^7201161155 is an apocalyptic number.

7201161155 is a deficient number, since it is larger than the sum of its proper divisors (2077426429).

7201161155 is a wasteful number, since it uses less digits than its factorization.

7201161155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193326.

The product of its (nonzero) digits is 2100, while the sum is 29.

The square root of 7201161155 is about 84859.6556380003. The cubic root of 7201161155 is about 1931.0825675970.

The spelling of 7201161155 in words is "seven billion, two hundred one million, one hundred sixty-one thousand, one hundred fifty-five".