11397429 has 48 divisors (see below), whose sum is σ = 18869760. Its totient is φ = 6842880.

The previous prime is 11397427. The next prime is 11397431. The reversal of 11397429 is 92479311.

It is an interprime number because it is at equal distance from previous prime (11397427) and next prime (11397431).

It is not a de Polignac number, because 11397429 - 2¹ = 11397427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11397393 and 11397402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11397427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 128017 + ... + 128105.

It is an arithmetic number, because the mean of its divisors is an integer number (393120).

Almost surely, 2^11397429 is an apocalyptic number.

It is an amenable number.

11397429 is a deficient number, since it is larger than the sum of its proper divisors (7472331).

11397429 is an equidigital number, since it uses as much as digits as its factorization.

11397429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152 (or 140 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 11397429 is about 3376.0078495169. The cubic root of 11397429 is about 225.0447910828.

It can be divided in two parts, 113974 and 29, that added together give a triangular number (114003 = T₄₇₇).

The spelling of 11397429 in words is "eleven million, three hundred ninety-seven thousand, four hundred twenty-nine".