149201366 has 4 divisors (see below), whose sum is σ = 223802052. Its totient is φ = 74600682.

The previous prime is 149201347. The next prime is 149201407. The reversal of 149201366 is 663102941.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 663102941 = 127 ⋅5221283.

It is a super-2 number, since 2×149201366² = 44522095232531912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37300340 + ... + 37300343.

It is an arithmetic number, because the mean of its divisors is an integer number (55950513).

Almost surely, 2^149201366 is an apocalyptic number.

149201366 is a deficient number, since it is larger than the sum of its proper divisors (74600686).

149201366 is an equidigital number, since it uses as much as digits as its factorization.

149201366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74600685.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 149201366 is about 12214.8011035792. The cubic root of 149201366 is about 530.3846335751.

The spelling of 149201366 in words is "one hundred forty-nine million, two hundred one thousand, three hundred sixty-six".