342155145 has 32 divisors (see below), whose sum is σ = 554545152. Its totient is φ = 180133632.

The previous prime is 342155129. The next prime is 342155147. The reversal of 342155145 is 541551243.

It is not a de Polignac number, because 342155145 - 2⁴ = 342155129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342155147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 557859 + ... + 558471.

It is an arithmetic number, because the mean of its divisors is an integer number (17329536).

Almost surely, 2^342155145 is an apocalyptic number.

It is an amenable number.

342155145 is a deficient number, since it is larger than the sum of its proper divisors (212390007).

342155145 is a wasteful number, since it uses less digits than its factorization.

342155145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041.

The product of its digits is 12000, while the sum is 30.

The square root of 342155145 is about 18497.4361736972. The cubic root of 342155145 is about 699.4247961806.

The spelling of 342155145 in words is "three hundred forty-two million, one hundred fifty-five thousand, one hundred forty-five".