140551319 has 2 divisors, whose sum is σ = 140551320. Its totient is φ = 140551318.

The previous prime is 140551289. The next prime is 140551357. The reversal of 140551319 is 913155041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140551319 - 2²⁰ = 139502743 is a prime.

It is a super-2 number, since 2×140551319² = 39509346545279522, which 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 = 140551291 and 140551300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140551399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70275659 + 70275660.

It is an arithmetic number, because the mean of its divisors is an integer number (70275660).

Almost surely, 2^140551319 is an apocalyptic number.

140551319 is a deficient number, since it is larger than the sum of its proper divisors (1).

140551319 is an equidigital number, since it uses as much as digits as its factorization.

140551319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 140551319 is about 11855.4341548507. The cubic root of 140551319 is about 519.9301175814.

The spelling of 140551319 in words is "one hundred forty million, five hundred fifty-one thousand, three hundred nineteen".