1235455423 has 8 divisors (see below), whose sum is σ = 1243653120. Its totient is φ = 1227276120.

The previous prime is 1235455421. The next prime is 1235455427. The reversal of 1235455423 is 3245545321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1235455423 - 2¹ = 1235455421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235455421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146208 + ... + 154426.

It is an arithmetic number, because the mean of its divisors is an integer number (155456640).

Almost surely, 2^1235455423 is an apocalyptic number.

1235455423 is a deficient number, since it is larger than the sum of its proper divisors (8197697).

1235455423 is an equidigital number, since it uses as much as digits as its factorization.

1235455423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9197.

The product of its digits is 72000, while the sum is 34.

The square root of 1235455423 is about 35149.0458334220. The cubic root of 1235455423 is about 1073.0229891713.

The spelling of 1235455423 in words is "one billion, two hundred thirty-five million, four hundred fifty-five thousand, four hundred twenty-three".