142913039 has 2 divisors, whose sum is σ = 142913040. Its totient is φ = 142913038.

The previous prime is 142913011. The next prime is 142913083. The reversal of 142913039 is 930319241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142913039 - 2¹² = 142908943 is a prime.

It is equal to p_8067416 and since 142913039 and 8067416 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 142912996 and 142913014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142913539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71456519 + 71456520.

It is an arithmetic number, because the mean of its divisors is an integer number (71456520).

Almost surely, 2^142913039 is an apocalyptic number.

142913039 is a deficient number, since it is larger than the sum of its proper divisors (1).

142913039 is an equidigital number, since it uses as much as digits as its factorization.

142913039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 142913039 is about 11954.6241680782. The cubic root of 142913039 is about 522.8261300425.

The spelling of 142913039 in words is "one hundred forty-two million, nine hundred thirteen thousand, thirty-nine".