1172002 has 8 divisors (see below), whose sum is σ = 1893276. Its totient is φ = 540912.

The previous prime is 1171999. The next prime is 1172009. The reversal of 1172002 is 2002711.

It can be written as a sum of positive squares in 2 ways, for example, as 1142761 + 29241 = 1069^2 + 171^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (1172009) 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, 22513 + ... + 22564.

2^1172002 is an apocalyptic number.

1172002 is a deficient number, since it is larger than the sum of its proper divisors (721274).

1172002 is a wasteful number, since it uses less digits than its factorization.

1172002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45092.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 1172002 is about 1082.5904119287. The cubic root of 1172002 is about 105.4328915922.

Adding to 1172002 its reverse (2002711), we get a palindrome (3174713).

The spelling of 1172002 in words is "one million, one hundred seventy-two thousand, two".