1002142552 has 8 divisors (see below), whose sum is σ = 1879017300. Its totient is φ = 501071272.

The previous prime is 1002142543. The next prime is 1002142567. The reversal of 1002142552 is 2552412001.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62633902 + ... + 62633917.

Almost surely, 2^1002142552 is an apocalyptic number.

It is an amenable number.

1002142552 is a deficient number, since it is larger than the sum of its proper divisors (876874748).

1002142552 is a wasteful number, since it uses less digits than its factorization.

1002142552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125267825 (or 125267821 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 1002142552 is about 31656.6351970641. The cubic root of 1002142552 is about 1000.7136745475.

Adding to 1002142552 its reverse (2552412001), we get a palindrome (3554554553).

The spelling of 1002142552 in words is "one billion, two million, one hundred forty-two thousand, five hundred fifty-two".