1051302402 has 80 divisors (see below), whose sum is σ = 2443506912. Its totient is φ = 337590720.

The previous prime is 1051302397. The next prime is 1051302407. The reversal of 1051302402 is 2042031501.

It is an interprime number because it is at equal distance from previous prime (1051302397) and next prime (1051302407).

It is a super-2 number, since 2×1051302402² = 2210473480901939208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1051302407) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 550333 + ... + 552239.

Almost surely, 2^1051302402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1051302402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1221753456).

1051302402 is an abundant number, since it is smaller than the sum of its proper divisors (1392204510).

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

1051302402 is a wasteful number, since it uses less digits than its factorization.

1051302402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2045 (or 2036 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1051302402 is about 32423.7937632227. The cubic root of 1051302402 is about 1016.8164233873.

Adding to 1051302402 its reverse (2042031501), we get a palindrome (3093333903).

The spelling of 1051302402 in words is "one billion, fifty-one million, three hundred two thousand, four hundred two".