4000142999 has 2 divisors, whose sum is σ = 4000143000. Its totient is φ = 4000142998.

The previous prime is 4000142989. The next prime is 4000143031. The reversal of 4000142999 is 9992410004.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4000142999 - 2¹² = 4000138903 is a prime.

It is a super-2 number, since 2×4000142999² = 32002288024897428002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4000142969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000071499 + 2000071500.

It is an arithmetic number, because the mean of its divisors is an integer number (2000071500).

Almost surely, 2^4000142999 is an apocalyptic number.

4000142999 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000142999 is an equidigital number, since it uses as much as digits as its factorization.

4000142999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 4000142999 is about 63246.6836996218. The cubic root of 4000142999 is about 1587.4199681397.

The spelling of 4000142999 in words is "four billion, one hundred forty-two thousand, nine hundred ninety-nine".