140125633309 has 2 divisors, whose sum is σ = 140125633310. Its totient is φ = 140125633308.

The previous prime is 140125633301. The next prime is 140125633331. The reversal of 140125633309 is 903336521041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 123728062500 + 16397570809 = 351750^2 + 128053^2 .

It is a cyclic number.

It is not a de Polignac number, because 140125633309 - 2³ = 140125633301 is a prime.

It is a super-2 number, since 2×140125633309² (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 (140125633301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70062816654 + 70062816655.

It is an arithmetic number, because the mean of its divisors is an integer number (70062816655).

Almost surely, 2^140125633309 is an apocalyptic number.

It is an amenable number.

140125633309 is a deficient number, since it is larger than the sum of its proper divisors (1).

140125633309 is an equidigital number, since it uses as much as digits as its factorization.

140125633309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 37.

The spelling of 140125633309 in words is "one hundred forty billion, one hundred twenty-five million, six hundred thirty-three thousand, three hundred nine".