1142180734 has 8 divisors (see below), whose sum is σ = 1814051808. Its totient is φ = 537496800.

The previous prime is 1142180729. The next prime is 1142180737. The reversal of 1142180734 is 4370812411.

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

It is a junction number, because it is equal to n+sod(n) for n = 1142180696 and 1142180705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142180737) 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, 16796742 + ... + 16796809.

It is an arithmetic number, because the mean of its divisors is an integer number (226756476).

Almost surely, 2^1142180734 is an apocalyptic number.

1142180734 is a deficient number, since it is larger than the sum of its proper divisors (671871074).

1142180734 is a wasteful number, since it uses less digits than its factorization.

1142180734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33593570.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 1142180734 is about 33796.1644865212. The cubic root of 1142180734 is about 1045.3096108766.

The spelling of 1142180734 in words is "one billion, one hundred forty-two million, one hundred eighty thousand, seven hundred thirty-four".