149969355 has 8 divisors (see below), whose sum is σ = 239950992. Its totient is φ = 79983648.

The previous prime is 149969321. The next prime is 149969363. The reversal of 149969355 is 553969941.

149969355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 149969355 - 2¹⁵ = 149936587 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149969298 and 149969307.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4998964 + ... + 4998993.

It is an arithmetic number, because the mean of its divisors is an integer number (29993874).

Almost surely, 2^149969355 is an apocalyptic number.

149969355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

149969355 is a deficient number, since it is larger than the sum of its proper divisors (89981637).

149969355 is an equidigital number, since it uses as much as digits as its factorization.

149969355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9997965.

The product of its digits is 1312200, while the sum is 51.

The square root of 149969355 is about 12246.1975731245. The cubic root of 149969355 is about 531.2930986026.

The spelling of 149969355 in words is "one hundred forty-nine million, nine hundred sixty-nine thousand, three hundred fifty-five".