1542256055 has 4 divisors (see below), whose sum is σ = 1850707272. Its totient is φ = 1233804840.

The previous prime is 1542256039. The next prime is 1542256061. The reversal of 1542256055 is 5506522451.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5506522451 = 59 ⋅93330889.

It is not a de Polignac number, because 1542256055 - 2⁴ = 1542256039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154225601 + ... + 154225610.

It is an arithmetic number, because the mean of its divisors is an integer number (462676818).

Almost surely, 2^1542256055 is an apocalyptic number.

1542256055 is a deficient number, since it is larger than the sum of its proper divisors (308451217).

1542256055 is an equidigital number, since it uses as much as digits as its factorization.

1542256055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308451216.

The product of its (nonzero) digits is 60000, while the sum is 35.

The square root of 1542256055 is about 39271.5680231895. The cubic root of 1542256055 is about 1155.3639913982.

The spelling of 1542256055 in words is "one billion, five hundred forty-two million, two hundred fifty-six thousand, fifty-five".