1452329145 has 24 divisors (see below), whose sum is σ = 2545662600. Its totient is φ = 765870336.

The previous prime is 1452329141. The next prime is 1452329147. The reversal of 1452329145 is 5419232541.

1452329145 is a `hidden beast` number, since 1 + 4 + 523 + 2 + 91 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 363131136 + 1089198009 = 19056^2 + 33003^2 .

It is not a de Polignac number, because 1452329145 - 2² = 1452329141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1452329141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 177310 + ... + 185319.

It is an arithmetic number, because the mean of its divisors is an integer number (106069275).

Almost surely, 2^1452329145 is an apocalyptic number.

1452329145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1452329145 is a deficient number, since it is larger than the sum of its proper divisors (1093333455).

1452329145 is a wasteful number, since it uses less digits than its factorization.

1452329145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362729 (or 362726 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 1452329145 is about 38109.4364298398. The cubic root of 1452329145 is about 1132.4569052210.

The spelling of 1452329145 in words is "one billion, four hundred fifty-two million, three hundred twenty-nine thousand, one hundred forty-five".