1602401071 has 4 divisors (see below), whose sum is σ = 1621707192. Its totient is φ = 1583094952.

The previous prime is 1602401051. The next prime is 1602401083. The reversal of 1602401071 is 1701042061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1701042061 = 29959 ⋅56779.

It is a cyclic number.

It is not a de Polignac number, because 1602401071 - 2⁹ = 1602400559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1602401041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9652936 + ... + 9653101.

It is an arithmetic number, because the mean of its divisors is an integer number (405426798).

Almost surely, 2^1602401071 is an apocalyptic number.

1602401071 is a deficient number, since it is larger than the sum of its proper divisors (19306121).

1602401071 is an equidigital number, since it uses as much as digits as its factorization.

1602401071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19306120.

The product of its (nonzero) digits is 336, while the sum is 22.

The square root of 1602401071 is about 40030.0021358980. The cubic root of 1602401071 is about 1170.1918673823.

The spelling of 1602401071 in words is "one billion, six hundred two million, four hundred one thousand, seventy-one".