1513054541 has 4 divisors (see below), whose sum is σ = 1561862784. Its totient is φ = 1464246300.

The previous prime is 1513054537. The next prime is 1513054577. The reversal of 1513054541 is 1454503151.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1513054541 - 2² = 1513054537 is a prime.

It is a super-4 number, since 4×1513054541⁴ (a number of 38 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1513054591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24404075 + ... + 24404136.

It is an arithmetic number, because the mean of its divisors is an integer number (390465696).

Almost surely, 2^1513054541 is an apocalyptic number.

It is an amenable number.

1513054541 is a deficient number, since it is larger than the sum of its proper divisors (48808243).

1513054541 is an equidigital number, since it uses as much as digits as its factorization.

1513054541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48808242.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 1513054541 is about 38898.0017610160. The cubic root of 1513054541 is about 1148.0254815636.

Adding to 1513054541 its reverse (1454503151), we get a palindrome (2967557692).

The spelling of 1513054541 in words is "one billion, five hundred thirteen million, fifty-four thousand, five hundred forty-one".