1401111403 has 2 divisors, whose sum is σ = 1401111404. Its totient is φ = 1401111402.

The previous prime is 1401111377. The next prime is 1401111443. The reversal of 1401111403 is 3041111041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1401111403 - 2¹⁷ = 1400980331 is a prime.

It is a super-2 number, since 2×1401111403² = 3926226327233256818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1401111443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700555701 + 700555702.

It is an arithmetic number, because the mean of its divisors is an integer number (700555702).

Almost surely, 2^1401111403 is an apocalyptic number.

1401111403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401111403 is an equidigital number, since it uses as much as digits as its factorization.

1401111403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1401111403 is about 37431.4226686617. The cubic root of 1401111403 is about 1118.9848909828.

Adding to 1401111403 its reverse (3041111041), we get a palindrome (4442222444).

The spelling of 1401111403 in words is "one billion, four hundred one million, one hundred eleven thousand, four hundred three".