1142477000 has 64 divisors (see below), whose sum is σ = 3055328640. Its totient is φ = 391704000.

The previous prime is 1142476969. The next prime is 1142477029. The reversal of 1142477000 is 7742411.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74606 + ... + 88605.

It is an arithmetic number, because the mean of its divisors is an integer number (47739510).

Almost surely, 2^1142477000 is an apocalyptic number.

1142477000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142477000 is an abundant number, since it is smaller than the sum of its proper divisors (1912851640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1142477000 is a wasteful number, since it uses less digits than its factorization.

1142477000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163239 (or 163225 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 1142477000 is about 33800.5473328465. The cubic root of 1142477000 is about 1045.3999827169.

The spelling of 1142477000 in words is "one billion, one hundred forty-two million, four hundred seventy-seven thousand".