1311620003019 has 24 divisors (see below), whose sum is σ = 1978041341952. Its totient is φ = 835927084080.

The previous prime is 1311620003009. The next prime is 1311620003053. The reversal of 1311620003019 is 9103000261131.

1311620003019 is a `hidden beast` number, since 1 + 3 + 1 + 1 + 620 + 0 + 0 + 30 + 1 + 9 = 666.

It is not a de Polignac number, because 1311620003019 - 2¹³ = 1311619994827 is a prime.

It is a super-2 number, since 2×1311620003019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1311620002983 and 1311620003001.

It is not an unprimeable number, because it can be changed into a prime (1311620003009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1402987 + ... + 2142804.

It is an arithmetic number, because the mean of its divisors is an integer number (82418389248).

Almost surely, 2^{1311620003019} is an apocalyptic number.

1311620003019 is a deficient number, since it is larger than the sum of its proper divisors (666421338933).

1311620003019 is a wasteful number, since it uses less digits than its factorization.

1311620003019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547607 (or 3547604 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The spelling of 1311620003019 in words is "one trillion, three hundred eleven billion, six hundred twenty million, three thousand, nineteen".