1161701472 has 48 divisors (see below), whose sum is σ = 3076481520. Its totient is φ = 383803392.

The previous prime is 1161701447. The next prime is 1161701473. The reversal of 1161701472 is 2741071611.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161701473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42697 + ... + 64392.

It is an arithmetic number, because the mean of its divisors is an integer number (64093365).

Almost surely, 2^1161701472 is an apocalyptic number.

1161701472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1161701472 is an abundant number, since it is smaller than the sum of its proper divisors (1914780048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1161701472 is a wasteful number, since it uses less digits than its factorization.

1161701472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107215 (or 107207 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 30.

The square root of 1161701472 is about 34083.7420480792. The cubic root of 1161701472 is about 1051.2310495429.

The spelling of 1161701472 in words is "one billion, one hundred sixty-one million, seven hundred one thousand, four hundred seventy-two".