1331376093 has 6 divisors (see below), whose sum is σ = 1923098814. Its totient is φ = 887584056.

The previous prime is 1331376077. The next prime is 1331376121. The reversal of 1331376093 is 3906731331.

1331376093 is a `hidden beast` number, since 1 + 33 + 13 + 7 + 609 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1322267769 + 9108324 = 36363^2 + 3018^2 .

It is not a de Polignac number, because 1331376093 - 2⁴ = 1331376077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1331376023) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73965330 + ... + 73965347.

It is an arithmetic number, because the mean of its divisors is an integer number (320516469).

Almost surely, 2^1331376093 is an apocalyptic number.

It is an amenable number.

1331376093 is a deficient number, since it is larger than the sum of its proper divisors (591722721).

1331376093 is a wasteful number, since it uses less digits than its factorization.

1331376093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147930683 (or 147930680 counting only the distinct ones).

The product of its (nonzero) digits is 30618, while the sum is 36.

The square root of 1331376093 is about 36488.0267074009. The cubic root of 1331376093 is about 1100.1035971301.

The spelling of 1331376093 in words is "one billion, three hundred thirty-one million, three hundred seventy-six thousand, ninety-three".