125343541 has 4 divisors (see below), whose sum is σ = 125633452. Its totient is φ = 125053632.

The previous prime is 125343521. The next prime is 125343557. The reversal of 125343541 is 145343521.

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 46648900 + 78694641 = 6830^2 + 8871^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-125343541 is a prime.

It is a super-2 number, since 2×125343541² = 31422006540837362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125343511) 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, 144306 + ... + 145171.

It is an arithmetic number, because the mean of its divisors is an integer number (31408363).

Almost surely, 2^125343541 is an apocalyptic number.

It is an amenable number.

125343541 is a deficient number, since it is larger than the sum of its proper divisors (289911).

125343541 is an equidigital number, since it uses as much as digits as its factorization.

125343541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289910.

The product of its digits is 7200, while the sum is 28.

The square root of 125343541 is about 11195.6929664939. The cubic root of 125343541 is about 500.4576356780.

The spelling of 125343541 in words is "one hundred twenty-five million, three hundred forty-three thousand, five hundred forty-one".