1552424543 has 4 divisors (see below), whose sum is σ = 1566667080. Its totient is φ = 1538182008.

The previous prime is 1552424527. The next prime is 1552424567. The reversal of 1552424543 is 3454242551.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3454242551 = 12101 ⋅285451.

It is a cyclic number.

It is not a de Polignac number, because 1552424543 - 2⁴ = 1552424527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552426543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7121105 + ... + 7121322.

It is an arithmetic number, because the mean of its divisors is an integer number (391666770).

Almost surely, 2^1552424543 is an apocalyptic number.

1552424543 is a deficient number, since it is larger than the sum of its proper divisors (14242537).

1552424543 is a wasteful number, since it uses less digits than its factorization.

1552424543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14242536.

The product of its digits is 96000, while the sum is 35.

The square root of 1552424543 is about 39400.8190650905. The cubic root of 1552424543 is about 1157.8976344873.

The spelling of 1552424543 in words is "one billion, five hundred fifty-two million, four hundred twenty-four thousand, five hundred forty-three".