1395146253 has 16 divisors (see below), whose sum is σ = 1884206016. Its totient is φ = 918111360.

The previous prime is 1395146183. The next prime is 1395146257. The reversal of 1395146253 is 3526415931.

It is not a de Polignac number, because 1395146253 - 2²² = 1390951949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1395146257) 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, 531801 + ... + 534417.

It is an arithmetic number, because the mean of its divisors is an integer number (117762876).

Almost surely, 2^1395146253 is an apocalyptic number.

It is an amenable number.

1395146253 is a deficient number, since it is larger than the sum of its proper divisors (489059763).

1395146253 is a wasteful number, since it uses less digits than its factorization.

1395146253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4844.

The product of its digits is 97200, while the sum is 39.

The square root of 1395146253 is about 37351.6566299274. The cubic root of 1395146253 is about 1117.3946277434.

The spelling of 1395146253 in words is "one billion, three hundred ninety-five million, one hundred forty-six thousand, two hundred fifty-three".