1190738155 has 8 divisors (see below), whose sum is σ = 1462115952. Its totient is φ = 930437088.

The previous prime is 1190738149. The next prime is 1190738201. The reversal of 1190738155 is 5518370911.

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

It is a cyclic number.

It is not a de Polignac number, because 1190738155 - 2⁷ = 1190738027 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2768944 + ... + 2769373.

It is an arithmetic number, because the mean of its divisors is an integer number (182764494).

Almost surely, 2^1190738155 is an apocalyptic number.

1190738155 is a deficient number, since it is larger than the sum of its proper divisors (271377797).

1190738155 is an equidigital number, since it uses as much as digits as its factorization.

1190738155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5538365.

The product of its (nonzero) digits is 37800, while the sum is 40.

The square root of 1190738155 is about 34507.0739849092. The cubic root of 1190738155 is about 1059.9175665692.

The spelling of 1190738155 in words is "one billion, one hundred ninety million, seven hundred thirty-eight thousand, one hundred fifty-five".