901166356 has 6 divisors (see below), whose sum is σ = 1577041130. Its totient is φ = 450583176.

The previous prime is 901166353. The next prime is 901166369. The reversal of 901166356 is 653661109.

It can be written as a sum of positive squares in only one way, i.e., 746163856 + 155002500 = 27316^2 + 12450^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901166353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112645791 + ... + 112645798.

Almost surely, 2^901166356 is an apocalyptic number.

It is an amenable number.

901166356 is a deficient number, since it is larger than the sum of its proper divisors (675874774).

901166356 is a wasteful number, since it uses less digits than its factorization.

901166356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225291593 (or 225291591 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 901166356 is about 30019.4329726596. The cubic root of 901166356 is about 965.9062802456.

The spelling of 901166356 in words is "nine hundred one million, one hundred sixty-six thousand, three hundred fifty-six".