151148591 has 32 divisors (see below), whose sum is σ = 183859200. Its totient is φ = 122688000.

The previous prime is 151148587. The next prime is 151148593. The reversal of 151148591 is 195841151.

It is a cyclic number.

It is not a de Polignac number, because 151148591 - 2² = 151148587 is a prime.

It is a super-2 number, since 2×151148591² = 45691793122570562, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151148593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265355 + ... + 265923.

It is an arithmetic number, because the mean of its divisors is an integer number (5745600).

Almost surely, 2^151148591 is an apocalyptic number.

151148591 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

151148591 is a deficient number, since it is larger than the sum of its proper divisors (32710609).

151148591 is a wasteful number, since it uses less digits than its factorization.

151148591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671.

The product of its digits is 7200, while the sum is 35.

The square root of 151148591 is about 12294.2503228135. The cubic root of 151148591 is about 532.6820155546.

The spelling of 151148591 in words is "one hundred fifty-one million, one hundred forty-eight thousand, five hundred ninety-one".