1401105267 has 12 divisors (see below), whose sum is σ = 2052324144. Its totient is φ = 920913840.

The previous prime is 1401105241. The next prime is 1401105271. The reversal of 1401105267 is 7625011041.

It is a happy number.

It is not a de Polignac number, because 1401105267 - 2¹⁸ = 1400843123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1401105267.

It is not an unprimeable number, because it can be changed into a prime (1401105067) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1095688 + ... + 1096965.

It is an arithmetic number, because the mean of its divisors is an integer number (171027012).

Almost surely, 2^1401105267 is an apocalyptic number.

1401105267 is a deficient number, since it is larger than the sum of its proper divisors (651218877).

1401105267 is a wasteful number, since it uses less digits than its factorization.

1401105267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2192730 (or 2192727 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 1401105267 is about 37431.3407053501. The cubic root of 1401105267 is about 1118.9832574935.

The spelling of 1401105267 in words is "one billion, four hundred one million, one hundred five thousand, two hundred sixty-seven".