140455250531 has 2 divisors, whose sum is σ = 140455250532. Its totient is φ = 140455250530.

The previous prime is 140455250489. The next prime is 140455250557. The reversal of 140455250531 is 135052554041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140455250531 - 2²² = 140451056227 is a prime.

It is a super-2 number, since 2×140455250531² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 140455250491 and 140455250500.

It is not a weakly prime, because it can be changed into another prime (140455255531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70227625265 + 70227625266.

It is an arithmetic number, because the mean of its divisors is an integer number (70227625266).

Almost surely, 2^140455250531 is an apocalyptic number.

140455250531 is a deficient number, since it is larger than the sum of its proper divisors (1).

140455250531 is an equidigital number, since it uses as much as digits as its factorization.

140455250531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 140455250531 in words is "one hundred forty billion, four hundred fifty-five million, two hundred fifty thousand, five hundred thirty-one".