1500140409979 has 2 divisors, whose sum is σ = 1500140409980. Its totient is φ = 1500140409978.

The previous prime is 1500140409949. The next prime is 1500140410009. The reversal of 1500140409979 is 9799040410051.

It is a balanced prime because it is at equal distance from previous prime (1500140409949) and next prime (1500140410009).

It is a cyclic number.

It is not a de Polignac number, because 1500140409979 - 2¹⁷ = 1500140278907 is a prime.

It is not a weakly prime, because it can be changed into another prime (1500140409949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750070204989 + 750070204990.

It is an arithmetic number, because the mean of its divisors is an integer number (750070204990).

Almost surely, 2^{1500140409979} is an apocalyptic number.

1500140409979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1500140409979 is an equidigital number, since it uses as much as digits as its factorization.

1500140409979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 49.

The spelling of 1500140409979 in words is "one trillion, five hundred billion, one hundred forty million, four hundred nine thousand, nine hundred seventy-nine".