125098134381 has 24 divisors (see below), whose sum is σ = 197992757664. Its totient is φ = 75483041760.

The previous prime is 125098134367. The next prime is 125098134389. The reversal of 125098134381 is 183431890521.

125098134381 is a `hidden beast` number, since 1 + 2 + 50 + 98 + 134 + 381 = 666.

It is not a de Polignac number, because 125098134381 - 2¹¹ = 125098132333 is a prime.

It is a super-2 number, since 2×125098134381² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125098134389) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2760826 + ... + 2805771.

It is an arithmetic number, because the mean of its divisors is an integer number (8249698236).

Almost surely, 2^125098134381 is an apocalyptic number.

125098134381 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

125098134381 is a deficient number, since it is larger than the sum of its proper divisors (72894623283).

125098134381 is a wasteful number, since it uses less digits than its factorization.

125098134381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566841 (or 5566838 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 125098134381 in words is "one hundred twenty-five billion, ninety-eight million, one hundred thirty-four thousand, three hundred eighty-one".