1142514194 has 16 divisors (see below), whose sum is σ = 1852728000. Its totient is φ = 526563504.

The previous prime is 1142514187. The next prime is 1142514199. The reversal of 1142514194 is 4914152411.

It is a self number, because there is not a number n which added to its sum of digits gives 1142514194.

It is not an unprimeable number, because it can be changed into a prime (1142514199) 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, 404894 + ... + 407705.

It is an arithmetic number, because the mean of its divisors is an integer number (115795500).

Almost surely, 2^1142514194 is an apocalyptic number.

1142514194 is a deficient number, since it is larger than the sum of its proper divisors (710213806).

1142514194 is a wasteful number, since it uses less digits than its factorization.

1142514194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812657.

The product of its digits is 5760, while the sum is 32.

The square root of 1142514194 is about 33801.0975265597. The cubic root of 1142514194 is about 1045.4113271277.

The spelling of 1142514194 in words is "one billion, one hundred forty-two million, five hundred fourteen thousand, one hundred ninety-four".