1061715272 has 8 divisors (see below), whose sum is σ = 1990716150. Its totient is φ = 530857632.

The previous prime is 1061715271. The next prime is 1061715287. The reversal of 1061715272 is 2725171601.

It can be written as a sum of positive squares in only one way, i.e., 945808516 + 115906756 = 30754^2 + 10766^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1061715272² = 2254478637596067968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061715271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66357197 + ... + 66357212.

Almost surely, 2^1061715272 is an apocalyptic number.

It is an amenable number.

1061715272 is a deficient number, since it is larger than the sum of its proper divisors (929000878).

1061715272 is a wasteful number, since it uses less digits than its factorization.

1061715272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132714415 (or 132714411 counting only the distinct ones).

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

The square root of 1061715272 is about 32583.9726245895. The cubic root of 1061715272 is about 1020.1624987805.

Adding to 1061715272 its reverse (2725171601), we get a palindrome (3786886873).

The spelling of 1061715272 in words is "one billion, sixty-one million, seven hundred fifteen thousand, two hundred seventy-two".