1401203013 has 32 divisors (see below), whose sum is σ = 2276044800. Its totient is φ = 748927296.

The previous prime is 1401202991. The next prime is 1401203101. The reversal of 1401203013 is 3103021041.

It is not a de Polignac number, because 1401203013 - 2⁶ = 1401202949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401202983 and 1401203001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401207013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9295 + ... + 53747.

It is an arithmetic number, because the mean of its divisors is an integer number (71126400).

Almost surely, 2^1401203013 is an apocalyptic number.

It is an amenable number.

1401203013 is a deficient number, since it is larger than the sum of its proper divisors (874841787).

1401203013 is a wasteful number, since it uses less digits than its factorization.

1401203013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44561.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1401203013 is about 37432.6463531501. The cubic root of 1401203013 is about 1119.0092782826.

Adding to 1401203013 its reverse (3103021041), we get a palindrome (4504224054).

The spelling of 1401203013 in words is "one billion, four hundred one million, two hundred three thousand, thirteen".