142402413 has 8 divisors (see below), whose sum is σ = 190576800. Its totient is φ = 94581488.

The previous prime is 142402411. The next prime is 142402483. The reversal of 142402413 is 314204241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142402413 - 2¹ = 142402411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142402413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142402411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87423 + ... + 89036.

It is an arithmetic number, because the mean of its divisors is an integer number (23822100).

Almost surely, 2^142402413 is an apocalyptic number.

It is an amenable number.

142402413 is a deficient number, since it is larger than the sum of its proper divisors (48174387).

142402413 is a wasteful number, since it uses less digits than its factorization.

142402413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176731.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 142402413 is about 11933.2482166424. The cubic root of 142402413 is about 522.2027038243.

Adding to 142402413 its reverse (314204241), we get a palindrome (456606654).

It can be divided in two parts, 14240 and 2413, that added together give a triangular number (16653 = T₁₈₂).

The spelling of 142402413 in words is "one hundred forty-two million, four hundred two thousand, four hundred thirteen".