1612134200 has 24 divisors (see below), whose sum is σ = 3748212480. Its totient is φ = 644853600.

The previous prime is 1612134187. The next prime is 1612134203. The reversal of 1612134200 is 24312161.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612134203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4030136 + ... + 4030535.

It is an arithmetic number, because the mean of its divisors is an integer number (156175520).

Almost surely, 2^1612134200 is an apocalyptic number.

1612134200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1612134200 is an abundant number, since it is smaller than the sum of its proper divisors (2136078280).

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

1612134200 is a wasteful number, since it uses less digits than its factorization.

1612134200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8060687 (or 8060678 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 1612134200 is about 40151.3910095279. The cubic root of 1612134200 is about 1172.5563701620.

Adding to 1612134200 its reverse (24312161), we get a palindrome (1636446361).

It can be divided in two parts, 1612 and 134200, that multiplied together give a triangular number (216330400 = T₂₀₈₀₀).

The spelling of 1612134200 in words is "one billion, six hundred twelve million, one hundred thirty-four thousand, two hundred".