7545113 has 2 divisors, whose sum is σ = 7545114. Its totient is φ = 7545112.

The previous prime is 7545079. The next prime is 7545119. The reversal of 7545113 is 3115457.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6568969 + 976144 = 2563^2 + 988^2 .

It is an emirp because it is prime and its reverse (3115457) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7545113 - 2⁸ = 7544857 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (7545119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3772556 + 3772557.

It is an arithmetic number, because the mean of its divisors is an integer number (3772557).

Almost surely, 2^7545113 is an apocalyptic number.

It is an amenable number.

7545113 is a deficient number, since it is larger than the sum of its proper divisors (1).

7545113 is an equidigital number, since it uses as much as digits as its factorization.

7545113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2100, while the sum is 26.

The square root of 7545113 is about 2746.8369081545. The cubic root of 7545113 is about 196.1350675977.

The spelling of 7545113 in words is "seven million, five hundred forty-five thousand, one hundred thirteen".