1401401747 has 2 divisors, whose sum is σ = 1401401748. Its totient is φ = 1401401746.

The previous prime is 1401401741. The next prime is 1401401767. The reversal of 1401401747 is 7471041041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1401401747 - 2¹⁰ = 1401400723 is a prime.

It is not a weakly prime, because it can be changed into another prime (1401401741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700700873 + 700700874.

It is an arithmetic number, because the mean of its divisors is an integer number (700700874).

Almost surely, 2^1401401747 is an apocalyptic number.

1401401747 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401401747 is an equidigital number, since it uses as much as digits as its factorization.

1401401747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 1401401747 is about 37435.3008135369. The cubic root of 1401401747 is about 1119.0621791768.

Adding to 1401401747 its reverse (7471041041), we get a palindrome (8872442788).

The spelling of 1401401747 in words is "one billion, four hundred one million, four hundred one thousand, seven hundred forty-seven".