1155893151 has 16 divisors (see below), whose sum is σ = 1762781184. Its totient is φ = 659977824.

The previous prime is 1155893149. The next prime is 1155893201. The reversal of 1155893151 is 1513985511.

It is not a de Polignac number, because 1155893151 - 2¹ = 1155893149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155893111) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5266 + ... + 48368.

It is an arithmetic number, because the mean of its divisors is an integer number (110173824).

Almost surely, 2^1155893151 is an apocalyptic number.

1155893151 is a deficient number, since it is larger than the sum of its proper divisors (606888033).

1155893151 is a wasteful number, since it uses less digits than its factorization.

1155893151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44390.

The product of its digits is 27000, while the sum is 39.

The square root of 1155893151 is about 33998.4286548658. The cubic root of 1155893151 is about 1049.4761259698.

The spelling of 1155893151 in words is "one billion, one hundred fifty-five million, eight hundred ninety-three thousand, one hundred fifty-one".