1612389034 has 12 divisors (see below), whose sum is σ = 2485721574. Its totient is φ = 784404144.

The previous prime is 1612389029. The next prime is 1612389043. The reversal of 1612389034 is 4309832161.

It can be written as a sum of positive squares in 3 ways, for example, as 1424836009 + 187553025 = 37747^2 + 13695^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 1612388984 and 1612389002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 291709 + ... + 297184.

Almost surely, 2^1612389034 is an apocalyptic number.

1612389034 is a deficient number, since it is larger than the sum of its proper divisors (873332540).

1612389034 is an equidigital number, since it uses as much as digits as its factorization.

1612389034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588969 (or 588932 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 1612389034 is about 40154.5642984705. The cubic root of 1612389034 is about 1172.6181498590.

The spelling of 1612389034 in words is "one billion, six hundred twelve million, three hundred eighty-nine thousand, thirty-four".