145213435 has 4 divisors (see below), whose sum is σ = 174256128. Its totient is φ = 116170744.

The previous prime is 145213433. The next prime is 145213441. The reversal of 145213435 is 534312541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 145213435 - 2¹ = 145213433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145213433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14521339 + ... + 14521348.

It is an arithmetic number, because the mean of its divisors is an integer number (43564032).

Almost surely, 2^145213435 is an apocalyptic number.

145213435 is a deficient number, since it is larger than the sum of its proper divisors (29042693).

145213435 is an equidigital number, since it uses as much as digits as its factorization.

145213435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29042692.

The product of its digits is 7200, while the sum is 28.

The square root of 145213435 is about 12050.4537258976. The cubic root of 145213435 is about 525.6164308828.

Adding to 145213435 its reverse (534312541), we get a palindrome (679525976).

It can be divided in two parts, 14521 and 3435, that added together give a square (17956 = 134²).

The spelling of 145213435 in words is "one hundred forty-five million, two hundred thirteen thousand, four hundred thirty-five".