149751463 has 4 divisors (see below), whose sum is σ = 150292360. Its totient is φ = 149210568.

The previous prime is 149751451. The next prime is 149751473. The reversal of 149751463 is 364157941.

149751463 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149751463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149751473) 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, 270033 + ... + 270586.

It is an arithmetic number, because the mean of its divisors is an integer number (37573090).

Almost surely, 2^149751463 is an apocalyptic number.

149751463 is a deficient number, since it is larger than the sum of its proper divisors (540897).

149751463 is an equidigital number, since it uses as much as digits as its factorization.

149751463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540896.

The product of its digits is 90720, while the sum is 40.

The square root of 149751463 is about 12237.2980269339. The cubic root of 149751463 is about 531.0356668398.

The spelling of 149751463 in words is "one hundred forty-nine million, seven hundred fifty-one thousand, four hundred sixty-three".