1513706730 has 16 divisors (see below), whose sum is σ = 3632896224. Its totient is φ = 403655120.

The previous prime is 1513706729. The next prime is 1513706731. The reversal of 1513706730 is 376073151.

It is an interprime number because it is at equal distance from previous prime (1513706729) and next prime (1513706731).

It is a junction number, because it is equal to n+sod(n) for n = 1513706691 and 1513706700.

It is not an unprimeable number, because it can be changed into a prime (1513706731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25228416 + ... + 25228475.

It is an arithmetic number, because the mean of its divisors is an integer number (227056014).

Almost surely, 2^1513706730 is an apocalyptic number.

1513706730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1513706730 is an abundant number, since it is smaller than the sum of its proper divisors (2119189494).

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

1513706730 is a wasteful number, since it uses less digits than its factorization.

1513706730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50456901.

The product of its (nonzero) digits is 13230, while the sum is 33.

The square root of 1513706730 is about 38906.3841804915. The cubic root of 1513706730 is about 1148.1904066690.

Adding to 1513706730 its reverse (376073151), we get a palindrome (1889779881).

The spelling of 1513706730 in words is "one billion, five hundred thirteen million, seven hundred six thousand, seven hundred thirty".