60231155 has 4 divisors (see below), whose sum is σ = 72277392. Its totient is φ = 48184920.

The previous prime is 60231151. The next prime is 60231163. The reversal of 60231155 is 55113206.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 60231155 - 2² = 60231151 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60231155.

It is not an unprimeable number, because it can be changed into a prime (60231151) 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, 6023111 + ... + 6023120.

It is an arithmetic number, because the mean of its divisors is an integer number (18069348).

Almost surely, 2^60231155 is an apocalyptic number.

60231155 is a deficient number, since it is larger than the sum of its proper divisors (12046237).

60231155 is a wasteful number, since it uses less digits than its factorization.

60231155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12046236.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 60231155 is about 7760.8733400307. The cubic root of 60231155 is about 391.9888650002.

The spelling of 60231155 in words is "sixty million, two hundred thirty-one thousand, one hundred fifty-five".