1553344142 has 16 divisors (see below), whose sum is σ = 2664244320. Its totient is φ = 665376768.

The previous prime is 1553344103. The next prime is 1553344189. The reversal of 1553344142 is 2414433551.

It is a super-3 number, since 3×1553344142³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1553344099 and 1553344108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 734 + ... + 55742.

It is an arithmetic number, because the mean of its divisors is an integer number (166515270).

Almost surely, 2^1553344142 is an apocalyptic number.

1553344142 is a deficient number, since it is larger than the sum of its proper divisors (1110900178).

1553344142 is a wasteful number, since it uses less digits than its factorization.

1553344142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57035.

The product of its digits is 28800, while the sum is 32.

The square root of 1553344142 is about 39412.4871328872. The cubic root of 1553344142 is about 1158.1262212982.

Adding to 1553344142 its reverse (2414433551), we get a palindrome (3967777693).

The spelling of 1553344142 in words is "one billion, five hundred fifty-three million, three hundred forty-four thousand, one hundred forty-two".