142010399 has 2 divisors, whose sum is σ = 142010400. Its totient is φ = 142010398.

The previous prime is 142010387. The next prime is 142010417. The reversal of 142010399 is 993010241.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142010399 - 2⁴ = 142010383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142010369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71005199 + 71005200.

It is an arithmetic number, because the mean of its divisors is an integer number (71005200).

Almost surely, 2^142010399 is an apocalyptic number.

142010399 is a deficient number, since it is larger than the sum of its proper divisors (1).

142010399 is an equidigital number, since it uses as much as digits as its factorization.

142010399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 142010399 is about 11916.8116121721. The cubic root of 142010399 is about 521.7230796826.

The spelling of 142010399 in words is "one hundred forty-two million, ten thousand, three hundred ninety-nine".