1403130550 has 24 divisors (see below), whose sum is σ = 2614861656. Its totient is φ = 560168640.

The previous prime is 1403130541. The next prime is 1403130551. The reversal of 1403130550 is 550313041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403130551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 679 + ... + 52978.

It is an arithmetic number, because the mean of its divisors is an integer number (108952569).

Almost surely, 2^1403130550 is an apocalyptic number.

1403130550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1403130550 is a deficient number, since it is larger than the sum of its proper divisors (1211731106).

1403130550 is a wasteful number, since it uses less digits than its factorization.

1403130550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54192 (or 54187 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1403130550 is about 37458.3842417155. The cubic root of 1403130550 is about 1119.5221574481.

Adding to 1403130550 its reverse (550313041), we get a palindrome (1953443591).

The spelling of 1403130550 in words is "one billion, four hundred three million, one hundred thirty thousand, five hundred fifty".