1445151450 has 48 divisors (see below), whose sum is σ = 3589100640. Its totient is φ = 384822720.

The previous prime is 1445151443. The next prime is 1445151451. The reversal of 1445151450 is 541515441.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1445151451) 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, 104332 + ... + 117368.

It is an arithmetic number, because the mean of its divisors is an integer number (74772930).

Almost surely, 2^1445151450 is an apocalyptic number.

1445151450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1445151450 is an abundant number, since it is smaller than the sum of its proper divisors (2143949190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1445151450 is a wasteful number, since it uses less digits than its factorization.

1445151450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13791 (or 13786 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 1445151450 is about 38015.1476388031. The cubic root of 1445151450 is about 1130.5882154346.

Adding to 1445151450 its reverse (541515441), we get a palindrome (1986666891).

The spelling of 1445151450 in words is "one billion, four hundred forty-five million, one hundred fifty-one thousand, four hundred fifty".