125454345 has 16 divisors (see below), whose sum is σ = 201294720. Its totient is φ = 66719744.

The previous prime is 125454299. The next prime is 125454353. The reversal of 125454345 is 543454521.

It is a cyclic number.

It is not a de Polignac number, because 125454345 - 2⁶ = 125454281 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6264 + ... + 17033.

It is an arithmetic number, because the mean of its divisors is an integer number (12580920).

Almost surely, 2^125454345 is an apocalyptic number.

125454345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125454345 is a deficient number, since it is larger than the sum of its proper divisors (75840375).

125454345 is a wasteful number, since it uses less digits than its factorization.

125454345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23664.

The product of its digits is 48000, while the sum is 33.

The square root of 125454345 is about 11200.6403834781. The cubic root of 125454345 is about 500.6050608407.

The spelling of 125454345 in words is "one hundred twenty-five million, four hundred fifty-four thousand, three hundred forty-five".