1232401055 has 8 divisors (see below), whose sum is σ = 1480010400. Its totient is φ = 985168096.

The previous prime is 1232401039. The next prime is 1232401057. The reversal of 1232401055 is 5501042321.

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 1232401055 - 2⁴ = 1232401039 is a prime.

It is a super-2 number, since 2×1232401055² = 3037624720730226050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1232401055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232401057) 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, 86840 + ... + 100029.

It is an arithmetic number, because the mean of its divisors is an integer number (185001300).

Almost surely, 2^1232401055 is an apocalyptic number.

1232401055 is a deficient number, since it is larger than the sum of its proper divisors (247609345).

1232401055 is a wasteful number, since it uses less digits than its factorization.

1232401055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188193.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1232401055 is about 35105.5701420729. The cubic root of 1232401055 is about 1072.1379952372.

Adding to 1232401055 its reverse (5501042321), we get a palindrome (6733443376).

The spelling of 1232401055 in words is "one billion, two hundred thirty-two million, four hundred one thousand, fifty-five".