125415041145 has 32 divisors (see below), whose sum is σ = 201129229440. Its totient is φ = 66733155840.

The previous prime is 125415041111. The next prime is 125415041149. The reversal of 125415041145 is 541140514521.

It is not a de Polignac number, because 125415041145 - 2¹⁸ = 125414779001 is a prime.

It is a super-2 number, since 2×125415041145² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125415041149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12654282 + ... + 12664188.

It is an arithmetic number, because the mean of its divisors is an integer number (6285288420).

Almost surely, 2^125415041145 is an apocalyptic number.

125415041145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

125415041145 is a deficient number, since it is larger than the sum of its proper divisors (75714188295).

125415041145 is a wasteful number, since it uses less digits than its factorization.

125415041145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11785.

The product of its (nonzero) digits is 16000, while the sum is 33.

Adding to 125415041145 its reverse (541140514521), we get a palindrome (666555555666).

The spelling of 125415041145 in words is "one hundred twenty-five billion, four hundred fifteen million, forty-one thousand, one hundred forty-five".