1451272101 has 16 divisors (see below), whose sum is σ = 2023802880. Its totient is φ = 923321520.

The previous prime is 1451272093. The next prime is 1451272159. The reversal of 1451272101 is 1012721541.

It is not a de Polignac number, because 1451272101 - 2³ = 1451272093 is a prime.

It is a super-2 number, since 2×1451272101² = 4212381422281908402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451272171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6336 + ... + 54246.

It is an arithmetic number, because the mean of its divisors is an integer number (126487680).

Almost surely, 2^1451272101 is an apocalyptic number.

It is an amenable number.

1451272101 is a deficient number, since it is larger than the sum of its proper divisors (572530779).

1451272101 is a wasteful number, since it uses less digits than its factorization.

1451272101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48376.

The product of its (nonzero) digits is 560, while the sum is 24.

The square root of 1451272101 is about 38095.5653718382. The cubic root of 1451272101 is about 1132.1820943961.

Adding to 1451272101 its reverse (1012721541), we get a palindrome (2463993642).

The spelling of 1451272101 in words is "one billion, four hundred fifty-one million, two hundred seventy-two thousand, one hundred one".