1113630 has 32 divisors (see below), whose sum is σ = 3055104. Its totient is φ = 254496.

The previous prime is 1113617. The next prime is 1113643. The reversal of 1113630 is 363111.

It is an interprime number because it is at equal distance from previous prime (1113617) and next prime (1113643).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2442 + ... + 2861.

It is an arithmetic number, because the mean of its divisors is an integer number (95472).

2^1113630 is an apocalyptic number.

1113630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1113630 is an abundant number, since it is smaller than the sum of its proper divisors (1941474).

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

1113630 is a wasteful number, since it uses less digits than its factorization.

1113630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5320.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1113630 is about 1055.2866909044. The cubic root of 1113630 is about 103.6526255295.

Adding to 1113630 its reverse (363111), we get a palindrome (1476741).

It can be divided in two parts, 111 and 3630, that added together give a triangular number (3741 = T₈₆).

The spelling of 1113630 in words is "one million, one hundred thirteen thousand, six hundred thirty".