345125153 has 4 divisors (see below), whose sum is σ = 345367428. Its totient is φ = 344882880.

The previous prime is 345125141. The next prime is 345125173. The reversal of 345125153 is 351521543.

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

It can be written as a sum of positive squares in 2 ways, for example, as 244985104 + 100140049 = 15652^2 + 10007^2 .

It is a cyclic number.

It is not a de Polignac number, because 345125153 - 2¹⁸ = 344863009 is a prime.

It is a super-2 number, since 2×345125153² = 238222742466546818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345125173) 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, 118988 + ... + 121853.

It is an arithmetic number, because the mean of its divisors is an integer number (86341857).

Almost surely, 2^345125153 is an apocalyptic number.

It is an amenable number.

345125153 is a deficient number, since it is larger than the sum of its proper divisors (242275).

345125153 is a wasteful number, since it uses less digits than its factorization.

345125153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242274.

The product of its digits is 9000, while the sum is 29.

The square root of 345125153 is about 18577.5443210345. The cubic root of 345125153 is about 701.4427068373.

Adding to 345125153 its reverse (351521543), we get a palindrome (696646696).

The spelling of 345125153 in words is "three hundred forty-five million, one hundred twenty-five thousand, one hundred fifty-three".