1351975 has 12 divisors (see below), whose sum is σ = 1718640. Its totient is φ = 1054400.

The previous prime is 1351967. The next prime is 1351979. The reversal of 1351975 is 5791531.

It is not a de Polignac number, because 1351975 - 2³ = 1351967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 366 + ... + 1684.

It is an arithmetic number, because the mean of its divisors is an integer number (143220).

2^1351975 is an apocalyptic number.

1351975 is a deficient number, since it is larger than the sum of its proper divisors (366665).

1351975 is a wasteful number, since it uses less digits than its factorization.

1351975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370 (or 1365 counting only the distinct ones).

The product of its digits is 4725, while the sum is 31.

The square root of 1351975 is about 1162.7445979234. The cubic root of 1351975 is about 110.5748147143.

The spelling of 1351975 in words is "one million, three hundred fifty-one thousand, nine hundred seventy-five".