153491129 has 4 divisors (see below), whose sum is σ = 167444880. Its totient is φ = 139537380.

The previous prime is 153491111. The next prime is 153491159. The reversal of 153491129 is 921194351.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-153491129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (153491159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6976859 + ... + 6976880.

It is an arithmetic number, because the mean of its divisors is an integer number (41861220).

Almost surely, 2^153491129 is an apocalyptic number.

It is an amenable number.

153491129 is a deficient number, since it is larger than the sum of its proper divisors (13953751).

153491129 is a wasteful number, since it uses less digits than its factorization.

153491129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13953750.

The product of its digits is 9720, while the sum is 35.

The square root of 153491129 is about 12389.1536837671. The cubic root of 153491129 is about 535.4197991961.

The spelling of 153491129 in words is "one hundred fifty-three million, four hundred ninety-one thousand, one hundred twenty-nine".