1503630642 has 16 divisors (see below), whose sum is σ = 3088539072. Its totient is φ = 487663920.

The previous prime is 1503630631. The next prime is 1503630673. The reversal of 1503630642 is 2460363051.

It is a super-2 number, since 2×1503630642² = 4521810215122664328, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3386334 + ... + 3386777.

It is an arithmetic number, because the mean of its divisors is an integer number (193033692).

Almost surely, 2^1503630642 is an apocalyptic number.

1503630642 is an abundant number, since it is smaller than the sum of its proper divisors (1584908430).

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

1503630642 is a wasteful number, since it uses less digits than its factorization.

1503630642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6773153.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 1503630642 is about 38776.6765208160. The cubic root of 1503630642 is about 1145.6370645468.

Adding to 1503630642 its reverse (2460363051), we get a palindrome (3963993693).

The spelling of 1503630642 in words is "one billion, five hundred three million, six hundred thirty thousand, six hundred forty-two".