147402945 has 36 divisors (see below), whose sum is σ = 260178516. Its totient is φ = 77200320.

The previous prime is 147402917. The next prime is 147402953. The reversal of 147402945 is 549204741.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 72182016 + 75220929 = 8496^2 + 8673^2 .

It is not a de Polignac number, because 147402945 - 2¹⁶ = 147337409 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 156175 + ... + 157115.

It is an arithmetic number, because the mean of its divisors is an integer number (7227181).

Almost surely, 2^147402945 is an apocalyptic number.

147402945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

147402945 is a deficient number, since it is larger than the sum of its proper divisors (112775571).

147402945 is an equidigital number, since it uses as much as digits as its factorization.

147402945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1070 (or 1008 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The square root of 147402945 is about 12140.9614528669. The cubic root of 147402945 is about 528.2449900442.

The spelling of 147402945 in words is "one hundred forty-seven million, four hundred two thousand, nine hundred forty-five".