149491435 has 8 divisors (see below), whose sum is σ = 183561840. Its totient is φ = 116811744.

The previous prime is 149491403. The next prime is 149491439. The reversal of 149491435 is 534194941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149491435 - 2⁵ = 149491403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149491439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347440 + ... + 347869.

It is an arithmetic number, because the mean of its divisors is an integer number (22945230).

Almost surely, 2^149491435 is an apocalyptic number.

149491435 is a deficient number, since it is larger than the sum of its proper divisors (34070405).

149491435 is an equidigital number, since it uses as much as digits as its factorization.

149491435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695357.

The product of its digits is 77760, while the sum is 40.

The square root of 149491435 is about 12226.6690067246. The cubic root of 149491435 is about 530.7281258432.

It can be divided in two parts, 14949 and 1435, that added together give a 14-th power (16384 = 2¹⁴).

The spelling of 149491435 in words is "one hundred forty-nine million, four hundred ninety-one thousand, four hundred thirty-five".