140050487 has 2 divisors, whose sum is σ = 140050488. Its totient is φ = 140050486.

The previous prime is 140050399. The next prime is 140050507. The reversal of 140050487 is 784050041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140050487 - 2⁸ = 140050231 is a prime.

It is a super-2 number, since 2×140050487² = 39228277817874338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140050187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70025243 + 70025244.

It is an arithmetic number, because the mean of its divisors is an integer number (70025244).

Almost surely, 2^140050487 is an apocalyptic number.

140050487 is a deficient number, since it is larger than the sum of its proper divisors (1).

140050487 is an equidigital number, since it uses as much as digits as its factorization.

140050487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 140050487 is about 11834.2928390335. The cubic root of 140050487 is about 519.3118201716.

The spelling of 140050487 in words is "one hundred forty million, fifty thousand, four hundred eighty-seven".