1340123375 has 16 divisors (see below), whose sum is σ = 1674387936. Its totient is φ = 1070872000.

The previous prime is 1340123353. The next prime is 1340123377. The reversal of 1340123375 is 5733210431.

It is not a de Polignac number, because 1340123375 - 2¹² = 1340119279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340123377) 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, 112715 + ... + 124035.

It is an arithmetic number, because the mean of its divisors is an integer number (104649246).

Almost surely, 2^1340123375 is an apocalyptic number.

1340123375 is a deficient number, since it is larger than the sum of its proper divisors (334264561).

1340123375 is an equidigital number, since it uses as much as digits as its factorization.

1340123375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12283 (or 12273 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 1340123375 is about 36607.6955707403. The cubic root of 1340123375 is about 1102.5076056605.

The spelling of 1340123375 in words is "one billion, three hundred forty million, one hundred twenty-three thousand, three hundred seventy-five".