1395524097 has 36 divisors (see below), whose sum is σ = 2220430212. Its totient is φ = 843955200.

The previous prime is 1395524087. The next prime is 1395524111. The reversal of 1395524097 is 7904255931.

It is a happy number.

1395524097 is a `hidden beast` number, since 1 + 3 + 9 + 552 + 4 + 0 + 97 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 866478096 + 529046001 = 29436^2 + 23001^2 .

It is not a de Polignac number, because 1395524097 - 2¹¹ = 1395522049 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1395524087) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 644697 + ... + 646857.

It is an arithmetic number, because the mean of its divisors is an integer number (61678617).

Almost surely, 2^1395524097 is an apocalyptic number.

It is an amenable number.

1395524097 is a deficient number, since it is larger than the sum of its proper divisors (824906115).

1395524097 is a wasteful number, since it uses less digits than its factorization.

1395524097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782 (or 2768 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The square root of 1395524097 is about 37356.7142157872. The cubic root of 1395524097 is about 1117.4954923771.

The spelling of 1395524097 in words is "one billion, three hundred ninety-five million, five hundred twenty-four thousand, ninety-seven".