1020424113 has 24 divisors (see below), whose sum is σ = 1514298240. Its totient is φ = 661755840.

The previous prime is 1020424103. The next prime is 1020424121. The reversal of 1020424113 is 3114240201.

It is not a de Polignac number, because 1020424113 - 2¹⁸ = 1020161969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1020424103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 128620 + ... + 136322.

It is an arithmetic number, because the mean of its divisors is an integer number (63095760).

Almost surely, 2^1020424113 is an apocalyptic number.

It is an amenable number.

1020424113 is a deficient number, since it is larger than the sum of its proper divisors (493874127).

1020424113 is a wasteful number, since it uses less digits than its factorization.

1020424113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8109 (or 8106 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1020424113 is about 31944.0779018584. The cubic root of 1020424113 is about 1006.7622071483.

Adding to 1020424113 its reverse (3114240201), we get a palindrome (4134664314).

The spelling of 1020424113 in words is "one billion, twenty million, four hundred twenty-four thousand, one hundred thirteen".