1513030421455 has 16 divisors (see below), whose sum is σ = 2075040658944. Its totient is φ = 1037492820000.

The previous prime is 1513030421389. The next prime is 1513030421459. The reversal of 1513030421455 is 5541240303151.

It is not a de Polignac number, because 1513030421455 - 2⁹ = 1513030420943 is a prime.

It is a super-2 number, since 2×1513030421455² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1513030421455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1513030421459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2885830 + ... + 3369580.

It is an arithmetic number, because the mean of its divisors is an integer number (129690041184).

Almost surely, 2^{1513030421455} is an apocalyptic number.

1513030421455 is a deficient number, since it is larger than the sum of its proper divisors (562010237489).

1513030421455 is an equidigital number, since it uses as much as digits as its factorization.

1513030421455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573126.

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 1513030421455 in words is "one trillion, five hundred thirteen billion, thirty million, four hundred twenty-one thousand, four hundred fifty-five".