1461473331 has 32 divisors (see below), whose sum is σ = 2169108480. Its totient is φ = 871430400.

The previous prime is 1461473317. The next prime is 1461473347. The reversal of 1461473331 is 1333741641.

It is not a de Polignac number, because 1461473331 - 2⁶ = 1461473267 is a prime.

It is a super-2 number, since 2×1461473331² = 4271808594448471122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1461473292 and 1461473301.

It is not an unprimeable number, because it can be changed into a prime (1461473371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62361 + ... + 82533.

It is an arithmetic number, because the mean of its divisors is an integer number (67784640).

Almost surely, 2^1461473331 is an apocalyptic number.

1461473331 is a deficient number, since it is larger than the sum of its proper divisors (707635149).

1461473331 is a wasteful number, since it uses less digits than its factorization.

1461473331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20267.

The product of its digits is 18144, while the sum is 33.

The square root of 1461473331 is about 38229.2209049570. The cubic root of 1461473331 is about 1134.8286676246.

The spelling of 1461473331 in words is "one billion, four hundred sixty-one million, four hundred seventy-three thousand, three hundred thirty-one".