1020653332 has 12 divisors (see below), whose sum is σ = 1827681856. Its totient is φ = 498458520.

The previous prime is 1020653323. The next prime is 1020653339. The reversal of 1020653332 is 2333560201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1020653297 and 1020653306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020653339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2966844 + ... + 2967187.

Almost surely, 2^1020653332 is an apocalyptic number.

It is an amenable number.

1020653332 is a deficient number, since it is larger than the sum of its proper divisors (807028524).

1020653332 is a wasteful number, since it uses less digits than its factorization.

1020653332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5934078 (or 5934076 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 1020653332 is about 31947.6655172174. The cubic root of 1020653332 is about 1006.8375848749.

The spelling of 1020653332 in words is "one billion, twenty million, six hundred fifty-three thousand, three hundred thirty-two".