1150601561155 has 8 divisors (see below), whose sum is σ = 1383361880112. Its totient is φ = 918721244448.

The previous prime is 1150601561111. The next prime is 1150601561173. The reversal of 1150601561155 is 5511651060511.

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 1150601561155 - 2¹³ = 1150601552963 is a prime.

It is a super-3 number, since 3×1150601561155³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219997684 + ... + 220002913.

It is an arithmetic number, because the mean of its divisors is an integer number (172920235014).

Almost surely, 2^{1150601561155} is an apocalyptic number.

1150601561155 is a deficient number, since it is larger than the sum of its proper divisors (232760318957).

1150601561155 is an equidigital number, since it uses as much as digits as its factorization.

1150601561155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440001125.

The product of its (nonzero) digits is 22500, while the sum is 37.

The spelling of 1150601561155 in words is "one trillion, one hundred fifty billion, six hundred one million, five hundred sixty-one thousand, one hundred fifty-five".