1552513 has 2 divisors, whose sum is σ = 1552514. Its totient is φ = 1552512.

The previous prime is 1552501. The next prime is 1552517. The reversal of 1552513 is 3152551.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1373584 + 178929 = 1172^2 + 423^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1552513 is a prime.

It is not a weakly prime, because it can be changed into another prime (1552517) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776256 + 776257.

It is an arithmetic number, because the mean of its divisors is an integer number (776257).

2^1552513 is an apocalyptic number.

It is an amenable number.

1552513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552513 is an equidigital number, since it uses as much as digits as its factorization.

1552513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 750, while the sum is 22.

The square root of 1552513 is about 1245.9987961471. The cubic root of 1552513 is about 115.7919626368.

The spelling of 1552513 in words is "one million, five hundred fifty-two thousand, five hundred thirteen".