1142541902 has 4 divisors (see below), whose sum is σ = 1713812856. Its totient is φ = 571270950.

The previous prime is 1142541901. The next prime is 1142541919. The reversal of 1142541902 is 2091452411.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142541901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285635474 + ... + 285635477.

It is an arithmetic number, because the mean of its divisors is an integer number (428453214).

Almost surely, 2^1142541902 is an apocalyptic number.

1142541902 is a deficient number, since it is larger than the sum of its proper divisors (571270954).

1142541902 is an equidigital number, since it uses as much as digits as its factorization.

1142541902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571270953.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 1142541902 is about 33801.5073924226. The cubic root of 1142541902 is about 1045.4197780870.

The spelling of 1142541902 in words is "one billion, one hundred forty-two million, five hundred forty-one thousand, nine hundred two".