1142735450 has 24 divisors (see below), whose sum is σ = 2217902688. Its totient is φ = 437220080.

The previous prime is 1142735389. The next prime is 1142735467. The reversal of 1142735450 is 545372411.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 495692 + ... + 497991.

It is an arithmetic number, because the mean of its divisors is an integer number (92412612).

Almost surely, 2^1142735450 is an apocalyptic number.

1142735450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1142735450 is a deficient number, since it is larger than the sum of its proper divisors (1075167238).

1142735450 is a wasteful number, since it uses less digits than its factorization.

1142735450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993718 (or 993713 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 1142735450 is about 33804.3702795955. The cubic root of 1142735450 is about 1045.4788065516.

The spelling of 1142735450 in words is "one billion, one hundred forty-two million, seven hundred thirty-five thousand, four hundred fifty".