1550223134 has 16 divisors (see below), whose sum is σ = 2375368800. Its totient is φ = 758561760.

The previous prime is 1550223127. The next prime is 1550223139. The reversal of 1550223134 is 4313220551.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550223139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7649 + ... + 56204.

It is an arithmetic number, because the mean of its divisors is an integer number (148460550).

Almost surely, 2^1550223134 is an apocalyptic number.

1550223134 is a deficient number, since it is larger than the sum of its proper divisors (825145666).

1550223134 is a wasteful number, since it uses less digits than its factorization.

1550223134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64115.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1550223134 is about 39372.8730727134. The cubic root of 1550223134 is about 1157.3500583095.

Adding to 1550223134 its reverse (4313220551), we get a palindrome (5863443685).

The spelling of 1550223134 in words is "one billion, five hundred fifty million, two hundred twenty-three thousand, one hundred thirty-four".