1071267152 has 10 divisors (see below), whose sum is σ = 2075580138. Its totient is φ = 535633568.

The previous prime is 1071267149. The next prime is 1071267157. The reversal of 1071267152 is 2517621701.

It can be written as a sum of positive squares in only one way, i.e., 1034008336 + 37258816 = 32156^2 + 6104^2 .

It is a super-2 number, since 2×1071267152² = 2295226621908382208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071267157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33477083 + ... + 33477114.

Almost surely, 2^1071267152 is an apocalyptic number.

It is an amenable number.

1071267152 is a deficient number, since it is larger than the sum of its proper divisors (1004312986).

1071267152 is an equidigital number, since it uses as much as digits as its factorization.

1071267152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66954205 (or 66954199 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 1071267152 is about 32730.2177200214. The cubic root of 1071267152 is about 1023.2127178261.

Adding to 1071267152 its reverse (2517621701), we get a palindrome (3588888853).

The spelling of 1071267152 in words is "one billion, seventy-one million, two hundred sixty-seven thousand, one hundred fifty-two".