151155541 has 4 divisors (see below), whose sum is σ = 152060832. Its totient is φ = 150250252.

The previous prime is 151155509. The next prime is 151155593. The reversal of 151155541 is 145551151.

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 not a de Polignac number, because 151155541 - 2⁵ = 151155509 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 (151155341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452395 + ... + 452728.

It is an arithmetic number, because the mean of its divisors is an integer number (38015208).

Almost surely, 2^151155541 is an apocalyptic number.

It is an amenable number.

151155541 is a deficient number, since it is larger than the sum of its proper divisors (905291).

151155541 is an equidigital number, since it uses as much as digits as its factorization.

151155541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905290.

The product of its digits is 2500, while the sum is 28.

The square root of 151155541 is about 12294.5329720165. The cubic root of 151155541 is about 532.6901798898.

The spelling of 151155541 in words is "one hundred fifty-one million, one hundred fifty-five thousand, five hundred forty-one".