1555412134 has 16 divisors (see below), whose sum is σ = 2357019648. Its totient is φ = 769752072.

The previous prime is 1555412083. The next prime is 1555412137. The reversal of 1555412134 is 4312145551.

It is a junction number, because it is equal to n+sod(n) for n = 1555412096 and 1555412105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1555412137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307147 + ... + 312169.

It is an arithmetic number, because the mean of its divisors is an integer number (147313728).

Almost surely, 2^1555412134 is an apocalyptic number.

1555412134 is a deficient number, since it is larger than the sum of its proper divisors (801607514).

1555412134 is a wasteful number, since it uses less digits than its factorization.

1555412134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6579.

The product of its digits is 12000, while the sum is 31.

The square root of 1555412134 is about 39438.7136453511. The cubic root of 1555412134 is about 1158.6399374047.

Adding to 1555412134 its reverse (4312145551), we get a palindrome (5867557685).

The spelling of 1555412134 in words is "one billion, five hundred fifty-five million, four hundred twelve thousand, one hundred thirty-four".