1051143502 has 16 divisors (see below), whose sum is σ = 1587924000. Its totient is φ = 521843872.

The previous prime is 1051143487. The next prime is 1051143523. The reversal of 1051143502 is 2053411501.

It is a happy number.

It is a super-2 number, since 2×1051143502² = 2209805323593648008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348999 + ... + 351997.

It is an arithmetic number, because the mean of its divisors is an integer number (99245250).

Almost surely, 2^1051143502 is an apocalyptic number.

1051143502 is a deficient number, since it is larger than the sum of its proper divisors (536780498).

1051143502 is a wasteful number, since it uses less digits than its factorization.

1051143502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4187.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1051143502 is about 32421.3433096163. The cubic root of 1051143502 is about 1016.7651916103.

The spelling of 1051143502 in words is "one billion, fifty-one million, one hundred forty-three thousand, five hundred two".