125147023 has 4 divisors (see below), whose sum is σ = 125290600. Its totient is φ = 125003448.

The previous prime is 125147021. The next prime is 125147059. The reversal of 125147023 is 320741521.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 125147023 - 2¹ = 125147021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125147021) 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, 70473 + ... + 72226.

It is an arithmetic number, because the mean of its divisors is an integer number (31322650).

Almost surely, 2^125147023 is an apocalyptic number.

125147023 is a deficient number, since it is larger than the sum of its proper divisors (143577).

125147023 is an equidigital number, since it uses as much as digits as its factorization.

125147023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143576.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 125147023 is about 11186.9130237077. The cubic root of 125147023 is about 500.1959538608.

Adding to 125147023 its reverse (320741521), we get a palindrome (445888544).

The spelling of 125147023 in words is "one hundred twenty-five million, one hundred forty-seven thousand, twenty-three".