1147051712272 has 20 divisors (see below), whose sum is σ = 2222502247900. Its totient is φ = 573502745088.

The previous prime is 1147051712263. The next prime is 1147051712281. The reversal of 1147051712272 is 2722171507411.

It is an interprime number because it is at equal distance from previous prime (1147051712263) and next prime (1147051712281).

It can be written as a sum of positive squares in 2 ways, for example, as 59319525136 + 1087732187136 = 243556^2 + 1042944^2 .

It is a super-2 number, since 2×1147051712272² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1031397 + ... + 1832452.

It is an arithmetic number, because the mean of its divisors is an integer number (111125112395).

Almost surely, 2^{1147051712272} is an apocalyptic number.

It is an amenable number.

1147051712272 is a deficient number, since it is larger than the sum of its proper divisors (1075450535628).

1147051712272 is a wasteful number, since it uses less digits than its factorization.

1147051712272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888890 (or 2888884 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 40.

The spelling of 1147051712272 in words is "one trillion, one hundred forty-seven billion, fifty-one million, seven hundred twelve thousand, two hundred seventy-two".