1451313450 has 60 divisors (see below), whose sum is σ = 4032512550. Its totient is φ = 387015840.

The previous prime is 1451313427. The next prime is 1451313463. The reversal of 1451313450 is 543131541.

It is a happy number.

1451313450 is a `hidden beast` number, since 14 + 513 + 134 + 5 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 738263241 + 713050209 = 27171^2 + 26703^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 175125 + ... + 183224.

Almost surely, 2^1451313450 is an apocalyptic number.

1451313450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1451313450 is an abundant number, since it is smaller than the sum of its proper divisors (2581199100).

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

1451313450 is a wasteful number, since it uses less digits than its factorization.

1451313450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358373 (or 358359 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1451313450 is about 38096.1080689353. The cubic root of 1451313450 is about 1132.1928468370.

Adding to 1451313450 its reverse (543131541), we get a palindrome (1994444991).

The spelling of 1451313450 in words is "one billion, four hundred fifty-one million, three hundred thirteen thousand, four hundred fifty".