1371440323 has 16 divisors (see below), whose sum is σ = 1532716416. Its totient is φ = 1216333440.

The previous prime is 1371440227. The next prime is 1371440327. The reversal of 1371440323 is 3230441731.

It is a cyclic number.

It is not a de Polignac number, because 1371440323 - 2¹³ = 1371432131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1371440291 and 1371440300.

It is not an unprimeable number, because it can be changed into a prime (1371440327) 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, 733636 + ... + 735502.

It is an arithmetic number, because the mean of its divisors is an integer number (95794776).

Almost surely, 2^1371440323 is an apocalyptic number.

1371440323 is a deficient number, since it is larger than the sum of its proper divisors (161276093).

1371440323 is a wasteful number, since it uses less digits than its factorization.

1371440323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3474.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 1371440323 is about 37032.9626549106. The cubic root of 1371440323 is about 1111.0296219745.

The spelling of 1371440323 in words is "one billion, three hundred seventy-one million, four hundred forty thousand, three hundred twenty-three".