1101432401 has 8 divisors (see below), whose sum is σ = 1134232704. Its totient is φ = 1068958800.

The previous prime is 1101432389. The next prime is 1101432403. The reversal of 1101432401 is 1042341011.

It is a happy number.

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 1101432401 - 2²² = 1097238097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1101432401.

It is not an unprimeable number, because it can be changed into a prime (1101432403) 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, 74825 + ... + 88326.

It is an arithmetic number, because the mean of its divisors is an integer number (141779088).

Almost surely, 2^1101432401 is an apocalyptic number.

It is an amenable number.

1101432401 is a deficient number, since it is larger than the sum of its proper divisors (32800303).

1101432401 is a wasteful number, since it uses less digits than its factorization.

1101432401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163351.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1101432401 is about 33187.8351357843. The cubic root of 1101432401 is about 1032.7279935516.

Adding to 1101432401 its reverse (1042341011), we get a palindrome (2143773412).

The spelling of 1101432401 in words is "one billion, one hundred one million, four hundred thirty-two thousand, four hundred one".