1552652243 has 2 divisors, whose sum is σ = 1552652244. Its totient is φ = 1552652242.

The previous prime is 1552652239. The next prime is 1552652249. The reversal of 1552652243 is 3422562551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1552652243 - 2² = 1552652239 is a prime.

It is not a weakly prime, because it can be changed into another prime (1552652249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776326121 + 776326122.

It is an arithmetic number, because the mean of its divisors is an integer number (776326122).

Almost surely, 2^1552652243 is an apocalyptic number.

1552652243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552652243 is an equidigital number, since it uses as much as digits as its factorization.

1552652243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72000, while the sum is 35.

The square root of 1552652243 is about 39403.7084929832. The cubic root of 1552652243 is about 1157.9542428001.

The spelling of 1552652243 in words is "one billion, five hundred fifty-two million, six hundred fifty-two thousand, two hundred forty-three".