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142512453211049 is a prime number
BaseRepresentation
bin100000011001110101000100…
…001001100101001110101001
3200200121001112220012202211122
4200121311010021211032221
5122134411001010223144
61223033152302505025
742006120305152325
oct4031650411451651
9620531486182748
10142512453211049
1141455212600289
1213b97a50295175
136169b3610976c
1427298d4c74985
1511721215427ee
hex819d442653a9

142512453211049 has 2 divisors, whose sum is σ = 142512453211050. Its totient is φ = 142512453211048.

The previous prime is 142512453211043. The next prime is 142512453211087. The reversal of 142512453211049 is 940112354215241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105238155859225 + 37274297351824 = 10258565^2 + 6105268^2 .

It is a cyclic number.

It is not a de Polignac number, because 142512453211049 - 228 = 142512184775593 is a prime.

It is not a weakly prime, because it can be changed into another prime (142512453211043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71256226605524 + 71256226605525.

It is an arithmetic number, because the mean of its divisors is an integer number (71256226605525).

Almost surely, 2142512453211049 is an apocalyptic number.

It is an amenable number.

142512453211049 is a deficient number, since it is larger than the sum of its proper divisors (1).

142512453211049 is an equidigital number, since it uses as much as digits as its factorization.

142512453211049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 142512453211049 in words is "one hundred forty-two trillion, five hundred twelve billion, four hundred fifty-three million, two hundred eleven thousand, forty-nine".