1552435523 has 2 divisors, whose sum is σ = 1552435524. Its totient is φ = 1552435522.

The previous prime is 1552435499. The next prime is 1552435537. The reversal of 1552435523 is 3255342551.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1552435523 is a prime.

It is not a weakly prime, because it can be changed into another prime (1552435823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776217761 + 776217762.

It is an arithmetic number, because the mean of its divisors is an integer number (776217762).

Almost surely, 2^1552435523 is an apocalyptic number.

1552435523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552435523 is an equidigital number, since it uses as much as digits as its factorization.

1552435523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90000, while the sum is 35.

The square root of 1552435523 is about 39400.9584020491. The cubic root of 1552435523 is about 1157.9003643433.

The spelling of 1552435523 in words is "one billion, five hundred fifty-two million, four hundred thirty-five thousand, five hundred twenty-three".