1142413951 has 4 divisors (see below), whose sum is σ = 1305615952. Its totient is φ = 979211952.

The previous prime is 1142413901. The next prime is 1142413997. The reversal of 1142413951 is 1593142411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1142413951 - 2²¹ = 1140316799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142413901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81600990 + ... + 81601003.

It is an arithmetic number, because the mean of its divisors is an integer number (326403988).

Almost surely, 2^1142413951 is an apocalyptic number.

1142413951 is a deficient number, since it is larger than the sum of its proper divisors (163202001).

1142413951 is an equidigital number, since it uses as much as digits as its factorization.

1142413951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163202000.

The product of its digits is 4320, while the sum is 31.

The square root of 1142413951 is about 33799.6146575667. The cubic root of 1142413951 is about 1045.3807518014.

The spelling of 1142413951 in words is "one billion, one hundred forty-two million, four hundred thirteen thousand, nine hundred fifty-one".