1235481403 has 32 divisors (see below), whose sum is σ = 1458676800. Its totient is φ = 1036094976.

The previous prime is 1235481397. The next prime is 1235481451. The reversal of 1235481403 is 3041845321.

It is a cyclic number.

It is not a de Polignac number, because 1235481403 - 2¹⁷ = 1235350331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1235481473) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1238701 + ... + 1239697.

It is an arithmetic number, because the mean of its divisors is an integer number (45583650).

Almost surely, 2^1235481403 is an apocalyptic number.

1235481403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1235481403 is a deficient number, since it is larger than the sum of its proper divisors (223195397).

1235481403 is a wasteful number, since it uses less digits than its factorization.

1235481403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 1235481403 is about 35149.4154005440. The cubic root of 1235481403 is about 1073.0305105385.

The spelling of 1235481403 in words is "one billion, two hundred thirty-five million, four hundred eighty-one thousand, four hundred three".