1021052630 has 32 divisors (see below), whose sum is σ = 2025311904. Its totient is φ = 368234496.

The previous prime is 1021052567. The next prime is 1021052663. The reversal of 1021052630 is 362501201.

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, 85739 + ... + 96918.

It is an arithmetic number, because the mean of its divisors is an integer number (63290997).

Almost surely, 2^1021052630 is an apocalyptic number.

1021052630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021052630 is a deficient number, since it is larger than the sum of its proper divisors (1004259274).

1021052630 is a wasteful number, since it uses less digits than its factorization.

1021052630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182720.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1021052630 is about 31953.9141577366. The cubic root of 1021052630 is about 1006.9688654334.

Adding to 1021052630 its reverse (362501201), we get a palindrome (1383553831).

The spelling of 1021052630 in words is "one billion, twenty-one million, fifty-two thousand, six hundred thirty".