1550231104 has 28 divisors (see below), whose sum is σ = 3078899100. Its totient is φ = 774445568.

The previous prime is 1550231101. The next prime is 1550231117. The reversal of 1550231104 is 4011320551.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1263944704 + 286286400 = 35552^2 + 16920^2 .

It is a super-3 number, since 3×1550231104³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1550231101) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 68802 + ... + 88510.

Almost surely, 2^1550231104 is an apocalyptic number.

It is an amenable number.

1550231104 is a deficient number, since it is larger than the sum of its proper divisors (1528667996).

1550231104 is a wasteful number, since it uses less digits than its factorization.

1550231104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20950 (or 20940 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1550231104 is about 39372.9742843997. The cubic root of 1550231104 is about 1157.3520416937.

Adding to 1550231104 its reverse (4011320551), we get a palindrome (5561551655).

The spelling of 1550231104 in words is "one billion, five hundred fifty million, two hundred thirty-one thousand, one hundred four".