1553554042 has 16 divisors (see below), whose sum is σ = 2392612992. Its totient is φ = 756102880.

The previous prime is 1553553931. The next prime is 1553554049. The reversal of 1553554042 is 2404553551.

It is a super-2 number, since 2×1553554042² = 4827060322829075528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1553553989 and 1553554007.

It is not an unprimeable number, because it can be changed into a prime (1553554049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14943 + ... + 57709.

It is an arithmetic number, because the mean of its divisors is an integer number (149538312).

Almost surely, 2^1553554042 is an apocalyptic number.

1553554042 is a deficient number, since it is larger than the sum of its proper divisors (839058950).

1553554042 is a wasteful number, since it uses less digits than its factorization.

1553554042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43253.

The product of its (nonzero) digits is 60000, while the sum is 34.

The square root of 1553554042 is about 39415.1499045735. The cubic root of 1553554042 is about 1158.1783839707.

The spelling of 1553554042 in words is "one billion, five hundred fifty-three million, five hundred fifty-four thousand, forty-two".