1552230077 has 2 divisors, whose sum is σ = 1552230078. Its totient is φ = 1552230076.

The previous prime is 1552230041. The next prime is 1552230083. The reversal of 1552230077 is 7700322551.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1476557476 + 75672601 = 38426^2 + 8699^2 .

It is an emirp because it is prime and its reverse (7700322551) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1552230077 - 2¹² = 1552225981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1552230677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 776115038 + 776115039.

It is an arithmetic number, because the mean of its divisors is an integer number (776115039).

Almost surely, 2^1552230077 is an apocalyptic number.

It is an amenable number.

1552230077 is a deficient number, since it is larger than the sum of its proper divisors (1).

1552230077 is an equidigital number, since it uses as much as digits as its factorization.

1552230077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 1552230077 is about 39398.3511964651. The cubic root of 1552230077 is about 1157.8492840699.

The spelling of 1552230077 in words is "one billion, five hundred fifty-two million, two hundred thirty thousand, seventy-seven".