1401016783 has 2 divisors, whose sum is σ = 1401016784. Its totient is φ = 1401016782.

The previous prime is 1401016777. The next prime is 1401016817. The reversal of 1401016783 is 3876101041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1401016783 - 2⁵ = 1401016751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401016763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700508391 + 700508392.

It is an arithmetic number, because the mean of its divisors is an integer number (700508392).

Almost surely, 2^1401016783 is an apocalyptic number.

1401016783 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401016783 is an equidigital number, since it uses as much as digits as its factorization.

1401016783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 1401016783 is about 37430.1587359712. The cubic root of 1401016783 is about 1118.9597012813.

The spelling of 1401016783 in words is "one billion, four hundred one million, sixteen thousand, seven hundred eighty-three".