125135043 has 16 divisors (see below), whose sum is σ = 182324736. Its totient is φ = 75710240.

The previous prime is 125134951. The next prime is 125135051. The reversal of 125135043 is 340531521.

It is a cyclic number.

It is not a de Polignac number, because 125135043 - 2¹⁴ = 125118659 is a prime.

It is a super-2 number, since 2×125135043² = 31317557973223698, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125135053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18646 + ... + 24452.

It is an arithmetic number, because the mean of its divisors is an integer number (11395296).

Almost surely, 2^125135043 is an apocalyptic number.

125135043 is a deficient number, since it is larger than the sum of its proper divisors (57189693).

125135043 is a wasteful number, since it uses less digits than its factorization.

125135043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6474.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 125135043 is about 11186.3775638050. The cubic root of 125135043 is about 500.1799925309.

Adding to 125135043 its reverse (340531521), we get a palindrome (465666564).

The spelling of 125135043 in words is "one hundred twenty-five million, one hundred thirty-five thousand, forty-three".