125432134011 has 8 divisors (see below), whose sum is σ = 185825383760. Its totient is φ = 83621422656.

The previous prime is 125432133979. The next prime is 125432134019. The reversal of 125432134011 is 110431234521.

125432134011 is a `hidden beast` number, since 1 + 2 + 5 + 43 + 213 + 401 + 1 = 666.

It is not a de Polignac number, because 125432134011 - 2⁵ = 125432133979 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4645634593 = 125432134011 / (1 + 2 + 5 + 4 + 3 + 2 + 1 + 3 + 4 + 0 + 1 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125432134019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2322817270 + ... + 2322817323.

It is an arithmetic number, because the mean of its divisors is an integer number (23228172970).

Almost surely, 2^125432134011 is an apocalyptic number.

125432134011 is a deficient number, since it is larger than the sum of its proper divisors (60393249749).

125432134011 is an equidigital number, since it uses as much as digits as its factorization.

125432134011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4645634602 (or 4645634596 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 125432134011 its reverse (110431234521), we get a palindrome (235863368532).

The spelling of 125432134011 in words is "one hundred twenty-five billion, four hundred thirty-two million, one hundred thirty-four thousand, eleven".