1423301145 has 48 divisors (see below), whose sum is σ = 2640762240. Its totient is φ = 641249280.

The previous prime is 1423301107. The next prime is 1423301147. The reversal of 1423301145 is 5411033241.

It is a happy number.

It is not a de Polignac number, because 1423301145 - 2¹³ = 1423292953 is a prime.

It is a super-2 number, since 2×1423301145² = 4051572298716622050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423301147) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 527961 + ... + 530649.

It is an arithmetic number, because the mean of its divisors is an integer number (55015880).

Almost surely, 2^1423301145 is an apocalyptic number.

1423301145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1423301145 is a deficient number, since it is larger than the sum of its proper divisors (1217461095).

1423301145 is an equidigital number, since it uses as much as digits as its factorization.

1423301145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2846 (or 2775 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1423301145 is about 37726.6635816103. The cubic root of 1423301145 is about 1124.8611897869.

Adding to 1423301145 its reverse (5411033241), we get a palindrome (6834334386).

The spelling of 1423301145 in words is "one billion, four hundred twenty-three million, three hundred one thousand, one hundred forty-five".