1395861059 has 2 divisors, whose sum is σ = 1395861060. Its totient is φ = 1395861058.

The previous prime is 1395861029. The next prime is 1395861073. The reversal of 1395861059 is 9501685931.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1395861059 - 2¹² = 1395856963 is a prime.

It is not a weakly prime, because it can be changed into another prime (1395861029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697930529 + 697930530.

It is an arithmetic number, because the mean of its divisors is an integer number (697930530).

Almost surely, 2^1395861059 is an apocalyptic number.

1395861059 is a deficient number, since it is larger than the sum of its proper divisors (1).

1395861059 is an equidigital number, since it uses as much as digits as its factorization.

1395861059 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 47.

The square root of 1395861059 is about 37361.2240029686. The cubic root of 1395861059 is about 1117.5854282928.

The spelling of 1395861059 in words is "one billion, three hundred ninety-five million, eight hundred sixty-one thousand, fifty-nine".