1395827506 has 4 divisors (see below), whose sum is σ = 2093741262. Its totient is φ = 697913752.

The previous prime is 1395827471. The next prime is 1395827567. The reversal of 1395827506 is 6057285931.

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

It can be written as a sum of positive squares in only one way, i.e., 1162196281 + 233631225 = 34091^2 + 15285^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348956875 + ... + 348956878.

Almost surely, 2^1395827506 is an apocalyptic number.

1395827506 is a deficient number, since it is larger than the sum of its proper divisors (697913756).

1395827506 is an equidigital number, since it uses as much as digits as its factorization.

1395827506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697913755.

The product of its (nonzero) digits is 453600, while the sum is 46.

The square root of 1395827506 is about 37360.7749651958. The cubic root of 1395827506 is about 1117.5764735705.

The spelling of 1395827506 in words is "one billion, three hundred ninety-five million, eight hundred twenty-seven thousand, five hundred six".