125323445 has 16 divisors (see below), whose sum is σ = 162594432. Its totient is φ = 92182080.

The previous prime is 125323427. The next prime is 125323447. The reversal of 125323445 is 544323521.

It is a happy number.

It is not a de Polignac number, because 125323445 - 2¹⁸ = 125061301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125323447) 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, 13430 + ... + 20760.

It is an arithmetic number, because the mean of its divisors is an integer number (10162152).

Almost surely, 2^125323445 is an apocalyptic number.

It is an amenable number.

125323445 is a deficient number, since it is larger than the sum of its proper divisors (37270987).

125323445 is a wasteful number, since it uses less digits than its factorization.

125323445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7612.

The product of its digits is 14400, while the sum is 29.

The square root of 125323445 is about 11194.7954425260. The cubic root of 125323445 is about 500.4308885634.

Adding to 125323445 its reverse (544323521), we get a palindrome (669646966).

The spelling of 125323445 in words is "one hundred twenty-five million, three hundred twenty-three thousand, four hundred forty-five".