1151455151 has 32 divisors (see below), whose sum is σ = 1468661760. Its totient is φ = 876751200.

The previous prime is 1151455139. The next prime is 1151455153. The reversal of 1151455151 is 1515541511.

It is a cyclic number.

It is not a de Polignac number, because 1151455151 - 2¹⁸ = 1151193007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151455153) 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 31 ways as a sum of consecutive naturals, for example, 867050 + ... + 868376.

It is an arithmetic number, because the mean of its divisors is an integer number (45895680).

Almost surely, 2^1151455151 is an apocalyptic number.

1151455151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1151455151 is a deficient number, since it is larger than the sum of its proper divisors (317206609).

1151455151 is a wasteful number, since it uses less digits than its factorization.

1151455151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595.

The product of its digits is 2500, while the sum is 29.

The square root of 1151455151 is about 33933.0981638871. The cubic root of 1151455151 is about 1048.1312644543.

Adding to 1151455151 its reverse (1515541511), we get a palindrome (2666996662).

The spelling of 1151455151 in words is "one billion, one hundred fifty-one million, four hundred fifty-five thousand, one hundred fifty-one".