101156452 has 6 divisors (see below), whose sum is σ = 177023798. Its totient is φ = 50578224.

The previous prime is 101156411. The next prime is 101156453. The reversal of 101156452 is 254651101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 82700836 + 18455616 = 9094^2 + 4296^2 .

It is not an unprimeable number, because it can be changed into a prime (101156453) 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, 12644553 + ... + 12644560.

Almost surely, 2^101156452 is an apocalyptic number.

It is an amenable number.

101156452 is a deficient number, since it is larger than the sum of its proper divisors (75867346).

101156452 is a wasteful number, since it uses less digits than its factorization.

101156452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25289117 (or 25289115 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 101156452 is about 10057.6563870516. The cubic root of 101156452 is about 465.9412882616.

The spelling of 101156452 in words is "one hundred one million, one hundred fifty-six thousand, four hundred fifty-two".