148769497 has 8 divisors (see below), whose sum is σ = 156283200. Its totient is φ = 141342960.

The previous prime is 148769477. The next prime is 148769501. The reversal of 148769497 is 794967841.

148769497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

148769497 is an esthetic number in base 7, because in such base its adjacent digits differ by 1.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148769497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148769417) 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, 18279 + ... + 25132.

It is an arithmetic number, because the mean of its divisors is an integer number (19535400).

Almost surely, 2^148769497 is an apocalyptic number.

It is an amenable number.

148769497 is a deficient number, since it is larger than the sum of its proper divisors (7513703).

148769497 is a wasteful number, since it uses less digits than its factorization.

148769497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43583.

The product of its digits is 3048192, while the sum is 55.

The square root of 148769497 is about 12197.1101905328. The cubic root of 148769497 is about 529.8723995656.

The spelling of 148769497 in words is "one hundred forty-eight million, seven hundred sixty-nine thousand, four hundred ninety-seven".