1401434013 has 16 divisors (see below), whose sum is σ = 2138780160. Its totient is φ = 799596336.

The previous prime is 1401433993. The next prime is 1401434017. The reversal of 1401434013 is 3104341041.

1401434013 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1401434013 - 2¹² = 1401429917 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401434017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36795 + ... + 64472.

It is an arithmetic number, because the mean of its divisors is an integer number (133673760).

Almost surely, 2^1401434013 is an apocalyptic number.

It is an amenable number.

1401434013 is a deficient number, since it is larger than the sum of its proper divisors (737346147).

1401434013 is a wasteful number, since it uses less digits than its factorization.

1401434013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101936.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1401434013 is about 37435.7317679246. The cubic root of 1401434013 is about 1119.0707675737.

Adding to 1401434013 its reverse (3104341041), we get a palindrome (4505775054).

The spelling of 1401434013 in words is "one billion, four hundred one million, four hundred thirty-four thousand, thirteen".