125454542134 has 8 divisors (see below), whose sum is σ = 194252194368. Its totient is φ = 60703810680.

The previous prime is 125454542123. The next prime is 125454542189. The reversal of 125454542134 is 431245454521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011730117 + ... + 1011730240.

It is an arithmetic number, because the mean of its divisors is an integer number (24281524296).

Almost surely, 2^125454542134 is an apocalyptic number.

125454542134 is a deficient number, since it is larger than the sum of its proper divisors (68797652234).

125454542134 is a wasteful number, since it uses less digits than its factorization.

125454542134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2023460390.

The product of its digits is 384000, while the sum is 40.

Adding to 125454542134 its reverse (431245454521), we get a palindrome (556699996655).

The spelling of 125454542134 in words is "one hundred twenty-five billion, four hundred fifty-four million, five hundred forty-two thousand, one hundred thirty-four".