1611214532 has 6 divisors (see below), whose sum is σ = 2819625438. Its totient is φ = 805607264.

The previous prime is 1611214531. The next prime is 1611214537. The reversal of 1611214532 is 2354121161.

It can be written as a sum of positive squares in only one way, i.e., 1266221056 + 344993476 = 35584^2 + 18574^2 .

It is not an unprimeable number, because it can be changed into a prime (1611214531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201401813 + ... + 201401820.

It is an arithmetic number, because the mean of its divisors is an integer number (469937573).

Almost surely, 2^1611214532 is an apocalyptic number.

It is an amenable number.

1611214532 is a deficient number, since it is larger than the sum of its proper divisors (1208410906).

1611214532 is a wasteful number, since it uses less digits than its factorization.

1611214532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402803637 (or 402803635 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 1611214532 is about 40139.9368709020. The cubic root of 1611214532 is about 1172.3333598416. Note that the first 4 decimals are identical.

Adding to 1611214532 its reverse (2354121161), we get a palindrome (3965335693).

The spelling of 1611214532 in words is "one billion, six hundred eleven million, two hundred fourteen thousand, five hundred thirty-two".