1375052054 has 4 divisors (see below), whose sum is σ = 2062578084. Its totient is φ = 687526026.

The previous prime is 1375052051. The next prime is 1375052071. The reversal of 1375052054 is 4502505731.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1375052054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1375052051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 343763012 + ... + 343763015.

It is an arithmetic number, because the mean of its divisors is an integer number (515644521).

Almost surely, 2^1375052054 is an apocalyptic number.

1375052054 is a deficient number, since it is larger than the sum of its proper divisors (687526030).

1375052054 is an equidigital number, since it uses as much as digits as its factorization.

1375052054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687526029.

The product of its (nonzero) digits is 21000, while the sum is 32.

The square root of 1375052054 is about 37081.6943248283. The cubic root of 1375052054 is about 1112.0040774784.

Adding to 1375052054 its reverse (4502505731), we get a palindrome (5877557785).

The spelling of 1375052054 in words is "one billion, three hundred seventy-five million, fifty-two thousand, fifty-four".