1002540514 has 8 divisors (see below), whose sum is σ = 1569193920. Its totient is φ = 479475876.

The previous prime is 1002540499. The next prime is 1002540521. The reversal of 1002540514 is 4150452001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1002540514² = 2010174964422768392, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10897134 + ... + 10897225.

It is an arithmetic number, because the mean of its divisors is an integer number (196149240).

Almost surely, 2^1002540514 is an apocalyptic number.

1002540514 is a deficient number, since it is larger than the sum of its proper divisors (566653406).

1002540514 is a wasteful number, since it uses less digits than its factorization.

1002540514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21794384.

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

The square root of 1002540514 is about 31662.9201748670. The cubic root of 1002540514 is about 1000.8461218759.

Adding to 1002540514 its reverse (4150452001), we get a palindrome (5152992515).

The spelling of 1002540514 in words is "one billion, two million, five hundred forty thousand, five hundred fourteen".