1151503055161 has 8 divisors (see below), whose sum is σ = 1225016914464. Its totient is φ = 1078631238720.

The previous prime is 1151503055117. The next prime is 1151503055173. The reversal of 1151503055161 is 1615503051511.

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 1151503055161 - 2⁹ = 1151503054649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1151503055111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160507015 + ... + 160514188.

It is an arithmetic number, because the mean of its divisors is an integer number (153127114308).

Almost surely, 2^{1151503055161} is an apocalyptic number.

It is an amenable number.

1151503055161 is a deficient number, since it is larger than the sum of its proper divisors (73513859303).

1151503055161 is a wasteful number, since it uses less digits than its factorization.

1151503055161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321021431.

The product of its (nonzero) digits is 11250, while the sum is 34.

The spelling of 1151503055161 in words is "one trillion, one hundred fifty-one billion, five hundred three million, fifty-five thousand, one hundred sixty-one".