1030644142 has 32 divisors (see below), whose sum is σ = 1829296224. Its totient is φ = 430156800.

The previous prime is 1030644107. The next prime is 1030644163. The reversal of 1030644142 is 2414460301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18273 + ... + 48940.

It is an arithmetic number, because the mean of its divisors is an integer number (57165507).

Almost surely, 2^1030644142 is an apocalyptic number.

1030644142 is a deficient number, since it is larger than the sum of its proper divisors (798652082).

1030644142 is a wasteful number, since it uses less digits than its factorization.

1030644142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67284.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1030644142 is about 32103.6468644919. The cubic root of 1030644142 is about 1010.1121144700.

The spelling of 1030644142 in words is "one billion, thirty million, six hundred forty-four thousand, one hundred forty-two".