1142349073 has 8 divisors (see below), whose sum is σ = 1192377600. Its totient is φ = 1092350688.

The previous prime is 1142349049. The next prime is 1142349083. The reversal of 1142349073 is 3709432411.

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 1142349073 - 2⁹ = 1142348561 is a prime.

It is a super-2 number, since 2×1142349073² = 2609922809167918658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142349083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107368 + ... + 117526.

It is an arithmetic number, because the mean of its divisors is an integer number (149047200).

Almost surely, 2^1142349073 is an apocalyptic number.

It is an amenable number.

1142349073 is a deficient number, since it is larger than the sum of its proper divisors (50028527).

1142349073 is a wasteful number, since it uses less digits than its factorization.

1142349073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15071.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 1142349073 is about 33798.6548992708. The cubic root of 1142349073 is about 1045.3609622741.

The spelling of 1142349073 in words is "one billion, one hundred forty-two million, three hundred forty-nine thousand, seventy-three".