53513011 has 2 divisors, whose sum is σ = 53513012. Its totient is φ = 53513010.

The previous prime is 53513003. The next prime is 53513017. The reversal of 53513011 is 11031535.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53513011 - 2³ = 53513003 is a prime.

It is a super-2 number, since 2×53513011² = 5727284692572242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53513011.

It is not a weakly prime, because it can be changed into another prime (53513017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26756505 + 26756506.

It is an arithmetic number, because the mean of its divisors is an integer number (26756506).

Almost surely, 2^53513011 is an apocalyptic number.

53513011 is a deficient number, since it is larger than the sum of its proper divisors (1).

53513011 is an equidigital number, since it uses as much as digits as its factorization.

53513011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225, while the sum is 19.

The square root of 53513011 is about 7315.2587787446. The cubic root of 53513011 is about 376.8366456389.

Adding to 53513011 its reverse (11031535), we get a palindrome (64544546).

The spelling of 53513011 in words is "fifty-three million, five hundred thirteen thousand, eleven".