1401261103 has 8 divisors (see below), whose sum is σ = 1528929360. Its totient is φ = 1273639680.

The previous prime is 1401261089. The next prime is 1401261119. The reversal of 1401261103 is 3011621041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1401261103 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 (1401261143) 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, 87301 + ... + 102097.

It is an arithmetic number, because the mean of its divisors is an integer number (191116170).

Almost surely, 2^1401261103 is an apocalyptic number.

1401261103 is a deficient number, since it is larger than the sum of its proper divisors (127668257).

1401261103 is a wasteful number, since it uses less digits than its factorization.

1401261103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23417.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1401261103 is about 37433.4222720819. The cubic root of 1401261103 is about 1119.0247417451.

Adding to 1401261103 its reverse (3011621041), we get a palindrome (4412882144).

The spelling of 1401261103 in words is "one billion, four hundred one million, two hundred sixty-one thousand, one hundred three".