120125400407 has 2 divisors, whose sum is σ = 120125400408. Its totient is φ = 120125400406.

The previous prime is 120125400397. The next prime is 120125400419. The reversal of 120125400407 is 704004521021.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120125400407 is a prime.

It is a super-2 number, since 2×120125400407² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120125400107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60062700203 + 60062700204.

It is an arithmetic number, because the mean of its divisors is an integer number (60062700204).

Almost surely, 2^120125400407 is an apocalyptic number.

120125400407 is a deficient number, since it is larger than the sum of its proper divisors (1).

120125400407 is an equidigital number, since it uses as much as digits as its factorization.

120125400407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2240, while the sum is 26.

Adding to 120125400407 its reverse (704004521021), we get a palindrome (824129921428).

The spelling of 120125400407 in words is "one hundred twenty billion, one hundred twenty-five million, four hundred thousand, four hundred seven".