1071653420 has 24 divisors (see below), whose sum is σ = 2251158000. Its totient is φ = 428530752.

The previous prime is 1071653417. The next prime is 1071653431. The reversal of 1071653420 is 243561701.

It is a super-2 number, since 2×1071653420² = 2296882105195392800, which contains 22 as substring.

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, 85091 + ... + 96869.

It is an arithmetic number, because the mean of its divisors is an integer number (93798250).

Almost surely, 2^1071653420 is an apocalyptic number.

1071653420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1071653420 is an abundant number, since it is smaller than the sum of its proper divisors (1179504580).

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

1071653420 is a wasteful number, since it uses less digits than its factorization.

1071653420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16337 (or 16335 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 1071653420 is about 32736.1179738832. The cubic root of 1071653420 is about 1023.3356833676.

The spelling of 1071653420 in words is "one billion, seventy-one million, six hundred fifty-three thousand, four hundred twenty".