1002251140514 has 24 divisors (see below), whose sum is σ = 1719859768788. Its totient is φ = 435367008000.

The previous prime is 1002251140487. The next prime is 1002251140609. The reversal of 1002251140514 is 4150411522001.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 867794718025 + 134456422489 = 931555^2 + 366683^2 .

It is a super-2 number, since 2×1002251140514² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66684737 + ... + 66699764.

Almost surely, 2^{1002251140514} is an apocalyptic number.

1002251140514 is a deficient number, since it is larger than the sum of its proper divisors (717608628274).

1002251140514 is a wasteful number, since it uses less digits than its factorization.

1002251140514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133384550 (or 133384533 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 1002251140514 its reverse (4150411522001), we get a palindrome (5152662662515).

The spelling of 1002251140514 in words is "one trillion, two billion, two hundred fifty-one million, one hundred forty thousand, five hundred fourteen".