1071564103 has 4 divisors (see below), whose sum is σ = 1071886288. Its totient is φ = 1071241920.

The previous prime is 1071564083. The next prime is 1071564121. The reversal of 1071564103 is 3014651701.

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

It is a cyclic number.

It is not a de Polignac number, because 1071564103 - 2¹³ = 1071555911 is a prime.

It is a super-2 number, since 2×1071564103² = 2296499253676389218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071564173) 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, 156051 + ... + 162772.

It is an arithmetic number, because the mean of its divisors is an integer number (267971572).

Almost surely, 2^1071564103 is an apocalyptic number.

1071564103 is a deficient number, since it is larger than the sum of its proper divisors (322185).

1071564103 is an equidigital number, since it uses as much as digits as its factorization.

1071564103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322184.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 1071564103 is about 32734.7537488829. The cubic root of 1071564103 is about 1023.3072525923.

The spelling of 1071564103 in words is "one billion, seventy-one million, five hundred sixty-four thousand, one hundred three".