1142402315 has 16 divisors (see below), whose sum is σ = 1390779936. Its totient is φ = 900748800.

The previous prime is 1142402281. The next prime is 1142402321. The reversal of 1142402315 is 5132042411.

It is not a de Polignac number, because 1142402315 - 2¹⁴ = 1142385931 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96680 + ... + 107850.

It is an arithmetic number, because the mean of its divisors is an integer number (86923746).

Almost surely, 2^1142402315 is an apocalyptic number.

1142402315 is a deficient number, since it is larger than the sum of its proper divisors (248377621).

1142402315 is a wasteful number, since it uses less digits than its factorization.

1142402315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11470.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1142402315 is about 33799.4425249885. The cubic root of 1142402315 is about 1045.3772025649.

Adding to 1142402315 its reverse (5132042411), we get a palindrome (6274444726).

The spelling of 1142402315 in words is "one billion, one hundred forty-two million, four hundred two thousand, three hundred fifteen".