1431719937025 has 81 divisors (see below), whose sum is σ = 2194901722377. Its totient is φ = 923541292800.

The previous prime is 1431719937023. The next prime is 1431719937041. The reversal of 1431719937025 is 5207399171341.

It is a happy number.

The square root of 1431719937025 is 1196545.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 33489366001 + 1398230571024 = 183001^2 + 1182468^2 .

It is not a de Polignac number, because 1431719937025 - 2¹ = 1431719937023 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1431719937023) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 711943270 + ... + 711945280.

Almost surely, 2^{1431719937025} is an apocalyptic number.

1431719937025 is the 1196545-th square number.

1431719937025 is the 598273-rd centered octagonal number.

It is an amenable number.

1431719937025 is a deficient number, since it is larger than the sum of its proper divisors (763181785352).

1431719937025 is an frugal number, since it uses more digits than its factorization.

1431719937025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4080 (or 2040 counting only the distinct ones).

The product of its (nonzero) digits is 1428840, while the sum is 52.

The spelling of 1431719937025 in words is "one trillion, four hundred thirty-one billion, seven hundred nineteen million, nine hundred thirty-seven thousand, twenty-five".