140706619 has 2 divisors, whose sum is σ = 140706620. Its totient is φ = 140706618.

The previous prime is 140706589. The next prime is 140706641. The reversal of 140706619 is 916607041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140706619 - 2⁹ = 140706107 is a prime.

It is a super-2 number, since 2×140706619² = 39596705260822322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (140706119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70353309 + 70353310.

It is an arithmetic number, because the mean of its divisors is an integer number (70353310).

Almost surely, 2^140706619 is an apocalyptic number.

140706619 is a deficient number, since it is larger than the sum of its proper divisors (1).

140706619 is an equidigital number, since it uses as much as digits as its factorization.

140706619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 140706619 is about 11861.9820856381. The cubic root of 140706619 is about 520.1215433342.

The spelling of 140706619 in words is "one hundred forty million, seven hundred six thousand, six hundred nineteen".