1553112 has 96 divisors (see below), whose sum is σ = 4801680. Its totient is φ = 449280.

The previous prime is 1553107. The next prime is 1553119. The reversal of 1553112 is 2113551.

1553112 is a `hidden beast` number, since 1 + 553 + 112 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1553119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29278 + ... + 29330.

2^1553112 is an apocalyptic number.

1553112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1553112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2400840).

1553112 is an abundant number, since it is smaller than the sum of its proper divisors (3248568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1553112 is a wasteful number, since it uses less digits than its factorization.

1553112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 106 counting only the distinct ones).

The product of its digits is 150, while the sum is 18.

The square root of 1553112 is about 1246.2391423800. The cubic root of 1553112 is about 115.8068525749.

Adding to 1553112 its reverse (2113551), we get a palindrome (3666663).

The spelling of 1553112 in words is "one million, five hundred fifty-three thousand, one hundred twelve".