125163461 has 4 divisors (see below), whose sum is σ = 129201024. Its totient is φ = 121125900.

The previous prime is 125163457. The next prime is 125163463. The reversal of 125163461 is 164361521.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 164361521 = 71 ⋅2314951.

It is a cyclic number.

It is not a de Polignac number, because 125163461 - 2² = 125163457 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 (125163463) 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, 2018735 + ... + 2018796.

It is an arithmetic number, because the mean of its divisors is an integer number (32300256).

Almost surely, 2^125163461 is an apocalyptic number.

It is an amenable number.

125163461 is a deficient number, since it is larger than the sum of its proper divisors (4037563).

125163461 is an equidigital number, since it uses as much as digits as its factorization.

125163461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4037562.

The product of its digits is 4320, while the sum is 29.

The square root of 125163461 is about 11187.6476973491. The cubic root of 125163461 is about 500.2178530663.

The spelling of 125163461 in words is "one hundred twenty-five million, one hundred sixty-three thousand, four hundred sixty-one".