1142562960 has 480 divisors, whose sum is σ = 4922042112. Its totient is φ = 230584320.

The previous prime is 1142562917. The next prime is 1142562983. The reversal of 1142562960 is 692652411.

1142562960 is a `hidden beast` number, since 1 + 1 + 4 + 2 + 562 + 96 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2051002 + ... + 2051558.

Almost surely, 2^1142562960 is an apocalyptic number.

1142562960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1142562960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2461021056).

1142562960 is an abundant number, since it is smaller than the sum of its proper divisors (3779479152).

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

1142562960 is a wasteful number, since it uses less digits than its factorization.

1142562960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631 (or 622 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 1142562960 is about 33801.8188859712. The cubic root of 1142562960 is about 1045.4262007003.

The spelling of 1142562960 in words is "one billion, one hundred forty-two million, five hundred sixty-two thousand, nine hundred sixty".