1375725645143 has 8 divisors (see below), whose sum is σ = 1382999327328. Its totient is φ = 1368453464064.

The previous prime is 1375725645131. The next prime is 1375725645149. The reversal of 1375725645143 is 3415465275731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1375725645143 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 (1375725645149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1486871 + ... + 2227607.

It is an arithmetic number, because the mean of its divisors is an integer number (172874915916).

Almost surely, 2^{1375725645143} is an apocalyptic number.

1375725645143 is a deficient number, since it is larger than the sum of its proper divisors (7273682185).

1375725645143 is an equidigital number, since it uses as much as digits as its factorization.

1375725645143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750553.

The product of its digits is 10584000, while the sum is 53.

The spelling of 1375725645143 in words is "one trillion, three hundred seventy-five billion, seven hundred twenty-five million, six hundred forty-five thousand, one hundred forty-three".