11432403 has 12 divisors (see below), whose sum is σ = 17231760. Its totient is φ = 7290096.

The previous prime is 11432387. The next prime is 11432419. The reversal of 11432403 is 30423411.

It is an interprime number because it is at equal distance from previous prime (11432387) and next prime (11432419).

It is not a de Polignac number, because 11432403 - 2⁴ = 11432387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11432423) 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, 27408 + ... + 27821.

It is an arithmetic number, because the mean of its divisors is an integer number (1435980).

Almost surely, 2^11432403 is an apocalyptic number.

11432403 is a deficient number, since it is larger than the sum of its proper divisors (5799357).

11432403 is a wasteful number, since it uses less digits than its factorization.

11432403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55258 (or 55255 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 11432403 is about 3381.1836684806. The cubic root of 11432403 is about 225.2747458548.

Adding to 11432403 its reverse (30423411), we get a palindrome (41855814).

The spelling of 11432403 in words is "eleven million, four hundred thirty-two thousand, four hundred three".